US10255600B2 — Cryptocurrency offline vault storage system (Part 2 of 2)
Document text
Research, not advice. Part of the Bitcoin research archive (October 2026). Claims labelled unverified, contested or fringe are reported, not endorsed; statuses of bills and rules are as of the date checked. Government, court and patent records are public domain; the research notes are CC BY 4.0.
the customer to
factor score for the age of the third party public key may engage in higher risk transactions with a larger risk score .
increase as the age increases and decrease as the age If it is determined that the transaction is approved , enter
decreases . For example , a new third party public key may 40 prise cryptocurrency server 130 may communicate to the
indicate a risk of fraudulent activity because a third party customer and the third party that the transaction is approved .
may have created it only to engage a fraudulent transaction . To do so , enterprise cryptocurrency server 130 may use
In this example , cryptocurrency risk detection engine 232 cryptocurrency risk detection engine 232 to communicate a
may calculate a high factor score for the age of the third message indicating that the transaction is approved over
party public key. In some embodiments , an increase in age 45 network 120 via links 116 to customer 102 or the third party .
of the cryptocurrency itself may decrease the factor score for Alternatively , if the transaction is not approved , then it is
the age of the cryptocurrency . For example , a recently communicated to the customer 102 and the third party that
created unit of cryptocurrency may have been created the transaction is not approved . In some embodiments , these
through fraudulentmeans, and it may indicate a higher risk , communications may be delivered to third party enterprise
and thus increase the factor score for the age of the cryp - 50 server 150, device 110, or enterprise cryptocurrency server
tocurrency . Although certain embodiments are described , it 130 . For example , the communication may be in the form of
should be understood that there can be any number of factor an email associated with the customer' s account and device
scores corresponding to one or more block chain factors . 110 may utilize GUI 114 to display a message that the
Cryptocurrency risk detection engine 232 may also deter- transaction is not approved . This communication may also
mine the amount of cryptocurrency associated with the 55 include one or more reasons why the transaction was or was
cryptocurrency transaction . Although different types of not approved in certain embodiments.
cryptocurrencies use different units of cryptocurrency , cryp - Next, enterprise cryptocurrency server 130 determines
tocurrency risk detection engine 232 is able to determine the whether the risk score indicates suspicious activity by the
amount of cryptocurrency in the appropriate unit. In addi- third party. To do so , enterprise cryptocurrency server 130
tion , cryptocurrency risk detection engine 232 can determine 60 may utilize cryptocurrency risk detection engine 232 . In
fractions of the unit of cryptocurrency. For example , cryp - some embodiments , cryptocurrency risk detection engine
tocurrency risk detection engine 232 is able to determine the 232 may determine suspicious activity if the risk score is
cryptocurrency transaction includes 1000 Bitcoins, 0 .001 above a certain threshold . For example, if the risk score is
Litecoins , 1 million Namecoins, 7 . 5 Dogecoins, 23 Peer - below the transaction approval threshold , but above the
coins, or 1 Mastercoin . 65 suspicious activity threshold , then cryptocurrency risk
Next, cryptocurrency risk detection engine 232 calculates detection engine 232 may determine suspicious activity . As
a risk score for performing the cryptocurrency transaction another example , if the risk score is above the transaction
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approval threshold , cryptocurrency risk detection engine score for the cryptocurrency transaction to determine the
232 may determine suspicious activity by the third party . If number of required validations . In some embodiments, when
cryptocurrency risk detection engine 232 determined that the validation engine 234 receives a request from a customer
risk score does not indicate suspicious activity by the third 102 to perform a cryptocurrency transaction with a third
party , then the operation of cryptocurrency risk detection 5 party, validation engine 234 may determine the amount and
engine 232 may conclude for this task . type of cryptocurrency involved in the cryptocurrency trans
If cryptocurrency risk detection engine 232 determined action . Also , validation engine 234 may determine the
that the risk score indicates suspicious activity by the third trustworthiness of the customer based on the customer
party , then enterprise cryptocurrency server 130 communi profile , including the transaction history of the customer 102
cates a notification to customer 102 that the risk score 10 and the customer IP address. Validation engine 234 may also
indicates suspicious activity by the third party . For example , compare the calculated risk score to a threshold and deter
cryptocurrency risk detection engine 232 may communicate
the notification over network 120 via links 116 to device mine the number of required validations in order to confirm
110 . In some embodiments, these communications may be the cryptocurrency transaction . Once validation engine 234
delivered to device 110 through the enterprise application . is15 validation
receives a number of validations from a plurality of miners ,
req engine 234 compares the number of receive
For example , the communication may comprise a pop up
notification from the enterprise application displaying a validations to the number of required validations to deter
message that the risk score indicates suspicious activity by mine whether the number of received validations complies
the third party . In certain embodiments , this communication with the number of required validations .
may also include what the suspicious activity is , the highest 20 Validation engine 234 may provide various notifications
factor score from the block chain factors, or the risk score regarding the confirmation of the cryptocurrency transac
comparison to the threshold . This communication may also tion . In some embodiments , if the number of received
include information regarding whether the transaction was validations complies with the number of required valida
approved . For example , a message may be displayed , using tions , validation engine 234 sends a notification to the third
GUI 114 , to customer 102 indicating that although the 25 party that the cryptocurrency transaction is confirmed . If the
transaction of receiving 2 Bitcoins from third party was number of received validations does not comply with the
approved , the third party 's behavior is potentially suspicious number of required validations , then validation engine 234
because it was delivered from a suspicious country . As may send a notification to the user ( e . g ., customer 102 ) and
another example , the message may specify that the third the third party that the cryptocurrency transaction is not
party ' s transaction history includes transactions involving 30 confirmed . If the transaction is not confirmed , validation
over 2000 Litecoins on a daily basis. In some embodiments, engine 234 may communicate a request to customer 102 to
the notification may include information about why the third retransmit the cryptocurrency.
party 's activity is potentially suspicious, but also allow
customer 102 to verify that customer 102 wants to perform with respect to validation engine 234 , willnow be discussed .
the transactions despite the high risk score and suspicious 35 Enterprise cryptocurrency server 130 may store a customer
activity . After communicating a notification to customer , profile associated with customer 102 in memory 202 or
operation for this task may end . customer accounts 203 (which may be stored in 202).
Enterprise cryptocurrency server 130 may include vali - Memory 202 and customer accounts 203 may comprise a
dation engine 234 . Generally, validation engine 234 deter- plurality of customer profiles . In some embodiments, each
mines whether a requested cryptocurrency transaction is 40 customer 102 has one individual customer profile . In some
confirmed based on the risk and number of validations embodiments , a customer profile contains multiple custom
received . More specifically, validation engine 234 may be ers 102 with a commonality , such as a common home
any software , hardware , firmware , or combination thereof address or a common cryptocurrency account. For example ,
capable of calculating a risk of performing a cryptocurrency a mother and a daughter may have a single joint cryptocur
transaction , determining the number of required validations 45 rency account with the enterprise and thus the customer
to confirm the cryptocurrency transaction , and notifying a profile may include information regarding both the mother
customer 102 and a third party whether the transaction is and her daughter. In some embodiments , customer profile
confirmed . In some embodiments , validation engine 234 comprises information associated with the customer, includ
may be a set of instructions stored in memory 202 that may ing, but not limited to , a customer name, a customer address ,
be executed by processor 201. 50 one or more customer public cryptocurrency keys, one or
Using information regarding the parties to the cryptocur - more customer IP addresses , one or more customer crypto
rency transaction and information regarding the transaction currency wallets , and a cryptocurrency transaction history .
itself, validation engine 234 determines whether a requested Next, validation engine 234 may receive a request to
cryptocurrency transaction is confirmed . Validation engine perform a cryptocurrency transaction with a third party .
234 determines the number of required validations to con - 55 Examples of cryptocurrency transactions include making a
firm the requested cryptocurrency transaction . In order to purchase , transferring money from an account, and trans
determine whether the transaction is confirmed , validation ferring money to an account. In some embodiments, the
engine 234 receives a number of validations from a plurality request may be initiated by customer 102 through an enter
of miners and compares the number of validations to the prise application on device 110 . For example , customer 102
number of required validations . In certain embodiments , if 60 may use device 110 to request to transfer funds from a
the number of received validations complies with the num - cryptocurrency account to a third party on device 110 . In
ber of required validations, then the cryptocurrency trans- some embodiments , the request may be initiated by cus
action is confirmed . If the number of received validations tomer 102 utilizing a cryptocurrency bank card , such as a
does not comply with the number of required validations, debit card or credit card , when making a purchase . For
then the cryptocurrency transaction is not confirmed . 65 example , customer 102 may be using a cryptocurrency debit
In addition to determining whether the transaction is card to purchase a basketball from a third party ' s website ,
confirmed , validation engine 234 may also calculates a risk such as a sporting goods store. In some embodiments , the
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third party may be a merchant, a retailer, a business , a person of cryptocurrency indicates a lower risk of fraudulent activ
outside the enterprise , or an account outside the enterprise . ity and thus decreases the first factor score .
Validation engine 234 may then determine the amount of Validation engine 234 may also calculate a second factor
cryptocurrency involved in the cryptocurrency transaction . score based at least in part upon the customer IP address. In
Although different types of cryptocurrencies use different 5 some embodiments , validation engine 234 determines a
units of cryptocurrency, validation engine 234 may able to location associated with the customer IP address. In some
determine the amount of cryptocurrency in the appropriate embodiments , the determined location may be a physical
unit . In addition , validation engine 234 may determine address , GPS coordinates, a city , a state , or a country . In
fractions of the unit of cryptocurrency . For example, vali
dation engine 234 is able to determine the cryptocurrency 101asome embodiments, the second factor score may increase for
location associated with high risk and decrease for a
transaction includes 1000 Bitcoins, 0 .001 Litecoins, 1 mil location associated with low risk , depending on the circum
lion Namecoins, 7 .5 Dogecoins , 23 Peercoins, or 1 Master stances associated with customer 102. For example , if
coin . In certain embodiments, a cryptocurrency transaction
may include a plurality of types of cryptocurrency and validation engine 234 determines the location is a country,
validation engine 234 determines the amount of each indi 15 and that country is commonly associated with fraudulent IP
vidual cryptocurrency . For example , validation engine 234 addresses, then the second factor score may increase. As
may determine a cryptocurrency transaction involves 1 another example , if it is known that customer 102 resides in
Bitcoin , 2 Dogecoins, and 0 .001 Mastercoins. Validation one state , but the IP address reflects a location in another
engine 234 may also determine exchange rates between the state or country , then the second factor score may increase
types of cryptocurrencies, such that it can determine an 20 because customer 102 sends a request to transfer funds from
objective amount of total cryptocurrency involved in the an abnormal location for customer 102 .
transaction. For example, validation engine 234 may deter Next, validation engine 234 determines the trustworthi
mine a cryptocurrency transaction involving 1 Bitcoin , 2 ness of customer 102 based at least upon the stored customer
Dogecoins , and 0 .001 Master coins is equivalent to 5 profile . In certain embodiments, the trustworthiness may be
Litecoins. 25 stored in the customer profile . The enterprise may have
Next, validation engine 234 may determine the type of previously determined that customer 102 is trustworthy
cryptocurrency involved in the cryptocurrency transaction because , for example , customer 102 has a long history as a
For example , validation engine 234 may determine that only customer of the enterprise and the enterprise has experi
Bitcoins are involved in the requested transaction . In certain enced no issues with the accounts or activities of customer
embodiments , validation engine 234 determines that mul- 30 102 . Also , validation engine 234 may determine the trust
tiple types of cryptocurrency are involved in the cryptocur - worthiness of customer 102 based at least in part upon the
rency transaction . For example , validation engine 234 may first factor score and/ or the second factor score . For
determine that the transaction includes two types of cryp - example , if validation engine 234 determines a high factor
tocurrencies, but does not specify which types of cryptocur- score because of a suspicious IP address , then validation
rency . In certain embodiments , validation engine 234 deter - 35 engine 234 may determine that customer 102 is not trust
mines the specific type of cryptocurrencies involved in the worthy. As another example , if validation engine 234 deter
transaction . For example, validation engine 234 may deter- mines a low first factor score because there are no or very
mine that the transaction includes Peercoins and Dogecoins, few large transactions in the transaction history of customer
or that the transaction includes Bitcoins , Dogecoins , and 102 , then validation engine 234 may determine customer
Mastercoins. 40 102 is trustworthy. In some embodiments, the trustworthi
Validation engine 234 may also calculate a first factor ness of customer 102 may be represented by a sliding scale ,
score based at least in part upon the transaction history of a number, a checkmark , a yes , a no , or a verbal qualifier such
customer 102 . In some embodiments , the transaction history as very , incredibly , not, not very , or not at all.
may include the entire transaction history of customer 102 or V alidation engine 234 may also calculate a risk score for
may include only certain transactions. For example , the 45 the cryptocurrency transaction based at least in part upon the
certain amount of cryptocurrency. As another example, the the trustworthiness of the customer. The risk score may be
transaction history may include only transactions within a calculated in a number of suitable ways . In some embodi
certain time period , such as transactions that occurred within ments , the risk score increases as the amount of cryptocur
the last one month , the last one year, or the last 5 years. In 50 rency increases assuming that the larger the transaction the
certain embodiments, the transaction history of customer higher the risk of a fraudulent transaction . For example , if
102 may include only transactions from a certain public key, the transaction is for 2 million units of cryptocurrency , then
transactions from one or more public keys contained in the the risk score will increase .
same wallet, or a combination of these transactions. The first In some embodiments , the risk score may be based upon
factor score may be associated with the suspicious or 55 the type of cryptocurrency . For example , Litecoin may be
seemingly fraudulent past transactions associated with cus- more likely to involve a fraudulent transaction , while Doge
tomer 102. In some embodiments, suspicious transactions, coin may be less likely to involve a fraudulent transaction .
such as a high value transaction of 1000 units of cryptocur- Thus, if validation engine 234 determines that the crypto
rency , may indicate a higher risk of fraudulent activity and currency transaction involves Litecoin , then the risk score
thus increase the first factor score . In some embodiments , 60 may increase , but if the cryptocurrency transaction involves
validation engine 234 determines the pattern of spending Dogecoin , then the risk score may decrease . As another
based on the transaction history and is able to determine if example , a “mixed ” cryptocurrency transaction that includes
the current transaction is a common transaction or an multiple types of cryptocurrency , for example 1 Bitcoin and
abnormal one compared to the transaction history . For 2 Litecoins may indicate an increase in the risk of a
example , if customer 102 regularly transmits 1000 units of 65 fraudulent transaction . Thus, if validation engine 234 deter
cryptocurrency on a weekly basis , then validation engine mines the cryptocurrency transaction is a “mixed ” crypto
234 may determine the requested transaction of 1000 units currency transaction , then the risk score may increase .
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In certain embodiments , the risk score may decrease if currency transaction over network 120 via links 116 . Upon
customer 102 is trustworthy . For example, if the amount and doing so , the operation may end .
type of cryptocurrency creates a high risk score , but vali - In some embodiments, sending a notification to the third
dation engine 234 determines customer 102 is incredibly party may simplify the process of third parties accepting
trustworthy, then validation engine 234 may lower the risk 5 cryptocurrency as payment from customer 102 . For
score associated with the cryptocurrency transaction . As example , validation engine 234 sending a notification to the
another example , if validation engine 234 determines cus third party that the cryptocurrency transaction is confirmed
tomer 102 is only moderately trustworthy, then the risk score does notrequire that the third party determine the number of
may neither increase nor decrease . validations itself. If validation engine 234 determines that
In some embodiments, validation engine 234 may weight 10 the number of received validations does not comply with the
each of the factors contributing to the risk score depending number of required validations then validation engine 234
on the importance to risk of fraud . For example , it may be may send a notification to customer 102 and the third party
known by validation engine 234 that the amount of the that the cryptocurrency transaction is not confirmed . In some
cryptocurrency transaction is the biggest factor contributing embodiments , validation engine 234 may transmit the noti
to whether the transaction is likely fraudulent. Thus valida - 15 fication to third party enterprise server 150. Validation
tion engine 234 may more heavily weight this factor in engine 234 may transmit the notification to a third party
determining the risk score . device , such as the one that requested the transaction , in
Next, validation engine 234 compares the risk score to at some embodiments . For example , if customer 102 attempts
least one threshold . In certain embodiments , the at least one to pay for an item at a third party retailer store with a bank
threshold may be predetermined or may be configured by 20 cryptocurrency card ( such as a payment instrument encoded
enterprise cryptocurrency server 130 or validation engine with cryptocurrency information associated with a customer
234 . Validation engine 234 may determine that the risk score account 203 ) or with device 110 , then validation engine 234
is greater than , less than , or equal to the threshold in certain may transmit the notification to the cash register attempting
embodiments . In some embodiments, validation engine 234 to complete the purchase for customer 102 .
may determine that the risk score is between one or more 25 Next, validation engine 234 may communicate a request
thresholds . For example , if there are three thresholds of 10 , to customer 102 to retransmit cryptocurrency . The request
50 , and 100 , and the risk score is 50 . 5, validation engine 234 may be in the form of a notification, as described above , that
may determine that the risk score is greater than the thresh customer 102 receives on device 110 . For example , the
old of 50 and less than the threshold of 100 . notification may be communicated as an email, text mes
Validation engine 234 may also determine the number of 30 sage , alert in the customer account, or a pop up on the
required validations to confirm the cryptocurrency transac - enterprise application .
tion . In some embodiments, a number of thresholds may Enterprise cryptocurrency server 130 may include vault
correspond to the number of required validations to confirm engine 236 . Generally, vault engine 236 may perform any
the cryptocurrency transaction . Using the example above, function involving the storage and retrieval of cryptocur
validation engine 234 may determine a risk score below 35 rencies, private keys, and / or public keys associated with a
threshold 10 requires 1 validation , a risk score between customer 102 . More specifically, vault engine 236 may be
thresholds 10 and 50 requires 2 validations, a risk score any software, firmware , or combination thereof capable of
between thresholds 50 and 100 requires 4 validations, and a performing any functionality involving the storage ,
risk score above threshold 100 requires 6 validations . retrieval, and / or security of cryptocurrencies associated with
Enterprise cryptocurrency server 130 may receive a num - 40 customers 102 . In certain embodiments , vault engine 236
ber of validations from a plurality of miners . For example , may store private keys associated with a particular customer
validation engine 234 may receive a number of validations 102 in online vault 210 or offline vault 212 . For example ,
from miners over network 120 via links 116 . Validation vault engine 236 store one or more private keys associated
engine 234 may then compare the number of received with cryptocurrencies associated with a particular customer
validations to the number of required validations. In certain 45 102 .
embodiments, validation engine 234 may determine the Vault engine 236 may apply one or more functions or
number of received validations is greater than , less than , or algorithms to the one or more private keys before storing the
equal to the number of required validations. For example , private keys. For example , for a particular private key, vault
validation engine 234 may receive two validations over engine 236 may apply a hash function , an encryption func
network 120 via links 116 and determine this is less than the 50 tion , a tokenization function , or any other obfuscation or
five required validations . Validation engine 234 then deter - security function to the whole private key or a portion of the
mines whether the number of received validations complies private key. A portion of the private key may be any suitable
with the number of required validations. In certain embodi- subset of the private key. In certain embodiments , vault
ments, the number of received validations must be equal to engine 236 may apply one function on all or a portion of the
or greater than the number of required validations for 55 private key to generate a first vault key and apply a different
validation engine 234 to determine they comply with each function on all or a portion of the private key to generate a
other. For example , validation engine 234 may determine second vault key . In some embodiments , a first function may
that the three received validations is greater than the be applied to a first portion of the private key while a second
required number of two validations and thus validation function may be applied to a second portion of the private
engine 234 determines that the number of received valida - 60 key . The first portion and second portion may be distinct
tions complies with the number of required validations from each other or they may have at least some shared
If the number of received validations complies with the portions of the private key . According to some embodi
number of required validations, then enterprise cryptocur ments, the selection of a function to apply to all or a portion
rency server 130 may send a notification to the third party of the private key may be based on the destination location
that the cryptocurrency transaction is confirmed . To do so , 65 of the private key. For example, the first vault key may be
enterprise cryptocurrency server 130 may use validation stored at a first location and the second vault key may be
engine 234 to send the notification confirming the crypto stored in a second location . In such an example , the first
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vault key may be stored in a first cryptocurrency vault and involving offline vault 212 will be discussed second . Enter
pris
the second vault key may be stored in a second cryptocur prise cryptocurrency server 130 may receive an electronic
rency vault in a location different than the first cryptocur - request to store a private key associated with cryptocurrency .
rency vault. For example , enterprise cryptocurrency server 130 may
When a private key associated with a quantity of crypto - 5 receive such a request over links 116 . The request may be in
currency associated with customer 102 is stored in a vault, conjunction with or may include a request to store or
enterprise cryptocurrency server 130 may utilize equivalent associate cryptocurrency with a certain customer account
amounts /values of cryptocurrency stored in float account 203.
204 to conduct transactions on the behalf of customer 102 In response to the request, enterprise cryptocurrency
thatmay want to utilize such cryptocurrency and debit / credit 10 server 130 may use vault engine 236 to generate a first vault
customer accounts 203 as appropriate . Vault engine 236 may key based at least in part upon the private key . A vault key
store information related to the functions used on private may be any suitable portion of the received private key that
keys in memory 202 . Vault engine 236 may then use this may be stored in online vault 210 . Vault engine 236 may
information to determine whether a particular transaction determine whether a function or algorithm ( e. g ., hash func
involves a private key that may be stored in a vault. 15 tion , encryption function , etc .) should be applied to the first
According to some embodiments, if a transaction involves a vault key . In response to determining that a hash function ,
private key that is stored in a vault, then vault engine 236 for example, may be applied to the first generated vault key,
may be capable of flagging such transactions as possibly vault engine 236 may apply the hash function to the second
fraudulent. vault key . Vault engine 236 may do this by selecting a
According to some embodiments , vault engine 236 is 20 particular hash function from a plurality of hash functions .
capable of facilitating the storage of a private key in online In certain embodiments, the selection may be based on the
vault 210 . Online vault 210 may be any combination of geographic location of where the first vault key may be
software, hardware , and firmware thatmay store information stored . After applying the hash function , vault engine 236
associated with cryptocurrencies . Online vault 210 may be may store information associated with the generated first
a part of enterprise cryptocurrency server 130 and / or it may 25 vault key such that that the private key may be retrieved by
be a part of data center server 160. Enterprise cryptocur- enterprise cryptocurrency server 130 subsequent to the stor
rency environment 100 is capable of supporting more than age in online vault 210 .
one online vault 210 that may be located in diverse geo Next, vault engine 236 may generate a second vault key
graphic locations. For example , one online vault 210 may be based at least in part upon the private key . The second vault
in enterprise cryptocurrency server 130 at a first geographi- 30 key may be any suitable portion of the received private key
cal location , while another online vault 210 may be in data thatmay be stored in online vault 210 . The second vault key
center server 160a at a second geographical location, and yet may be a distinct portion of the private key from the portion
another online vault 210 may be in data center server 160 of the private key used for the first vault key or there may
at a third geographical location . The present disclosure be some overlap . Vault engine 236 may determine whether
contemplates any number of online vaults 210 and combi- 35 a function or algorithm ( e . g ., hash function , encryption
nations of geographical locations for online vault 210 as function , etc . ) should be applied to the second vault key. In
suitable for a particular purpose . response to determining that a hash function , for example ,
In some embodiments , vault engine 236 is capable of may be applied to the second generated vault key, vault
facilitating the storage of a private key in offline vault 212 . engine 236 may apply the hash function to the second vault
Offline vault 212 may be any combination of software , 40 key . Vault engine 236 may do this by selecting a particular
hardware , and /or firmware that may store information asso hash function from a plurality of hash functions. In certain
ciated with cryptocurrencies . Offline vault 212 may have a embodiments , the selection may be based on the geographic
dedicated connection to enterprise cryptocurrency server location of where the second vault key may be stored .
130 or it may be communicatively coupled to enterprise According to some embodiments, the function applied to the
cryptocurrency server 130 via network 120 . The current 45 second vault key may be different than the function applied
disclosure contemplates any number, locations, and /or con - to the first vault key . After applying the hash function , vault
nections of offline vault 212 . engine 236 may store information associated with the gen
After the deposit of cryptocurrency (or private keys erated second vault key such that that the private key may be
associated with the cryptocurrency ), vault engine 236 may retrieved by enterprise cryptocurrency server 130 subse
determine if a threshold has been exceeded . This threshold 50 quent to the storage in online vault 210 .
vault 212 , the value of the cryptocurrency in offline vault facilitate the storage of the vault keys in online vaults 210 .
212 , the number of private keys in offline vault 212 , and /or For example , vault engine 236 may facilitate the storage of
any other suitable measure associated with cryptocurrencies. the first vault key in a first online vault 210 at a first data
Once the threshold is exceeded , vault engine 236 may 55 center ( e . g ., data center server 160a ). Next, vault engine 236
facilitate the disconnection of offline vault 212 effectively may facilitate the storage of the second vault key in a second
taking the vault “ offline.” For example , this may mean that online vault 210 at a second data center ( e .g ., data center
offline vault 212 has been communicatively decoupled from server 160b ) .
enterprise cryptocurrency server 130 and /or network 120. In The operation of vault engine 236 involving offline vault
certain embodiments, offline vault 212 may be a hard disk 60 212 will now be discussed . Enterprise cryptocurrency server
drive that is physically disconnected from enterprise cryp - 130 may receive a request to deposit a quantity of crypto
tocurrency server 130 . Once the hard disk drive is discon - currency into a customer account 203. In response , enter
nected , it may be physically secured . prise cryptocurrency server 130 may associate the quantity
The operation of enterprise cryptocurrency server 130 , of cryptocurrency with the customer account 203 . Next,
with respect to vault engine 236 will now be discussed . The 65 enterprise cryptocurrency server 130 may deposit the quan
operation of vault engine 236 involving online vault 210 will tity of cryptocurrency into an offline vault 212 that may be
be discussed first and the operation of vault engine 236 communicatively coupled to enterprise cryptocurrency
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server 130 . In certain embodiments, depositing the quantity peer engine 238 may determine a quantity ofcryptocurrency
of cryptocurrency may comprise storing one or more private equivalent to the requested amount of currency . Peer- to -peer
keys associated with the quantity of cryptocurrency in engine 238 may determine that the quantity of cryptocur
offline vault 212 . According to some embodiments, a func rency exceeds the quantity of cryptocurrency associated
tion or algorithm may be applied to the one or more private 5 with customer account 203 . In such an instance , peer -to -peer
keys before storage in offline vault 212 . engine 238 is capable of determining the difference between
After deposit , vault engine 236 may determine whether a the requested amount of cryptocurrency and the amount of
threshold has been exceeded involving offline vault 212 . For cryptocurrency associated with customer account 203 and
example , the threshold may be related to a total amount of facilitate the purchase of the difference . In certain embodi
cryptocurrency , private keys associated with a total amount 10 ments , the difference in quantity of cryptocurrency may be
of cryptocurrency , public keys , and/ or any other suitable purchased from an exchange 140 .
quantifiable information associated with depositing crypto - In response to the request for the financial transaction ,
currencies in offline vault 212 . If the threshold is exceeded , peer -to -peer engine 238 may transfer the requested quantity
then vault engine 236 may communicate a message to of cryptocurrency to the electronic payment service . In
facilitate the disconnection of offline vault 212 . In certain 15 certain embodiments, the quantity of cryptocurrency may be
embodiments , the disconnection may be from network 120 , transferred from float account 204 . According to some
from data center server 160 , or enterprise cryptocurrency embodiments , the quantity of cryptocurrency may be trans
server 130 . According to some embodiments , the hardware ferred from customer account 203 to the electronic payment
containing the now - disconnected offline vault 212 may be service . In some embodiments, transferring the requested
physically secured . 20 quantity of cryptocurrency may include transferring public
Enterprise cryptocurrency server 130 may use an elec - keys or private keys associated with the quantity of crypto
tronic payment service to provide a virtual account associ- currency to the electronic payment service .
ated with customer 102 . Generally, an electronic payment The operation of peer-to -peer engine 238 will now be
service may allow a customer 102 to associate a virtual discussed . In general, customer 102 may initiate a request
account 172 to a customer account 203 . This allows the 25 for a financial transaction to transfer funds from a source to
customer 102 to conduct transactions using the virtual a destination . Customer 102 may select virtual account 172
account 172 avoiding potential delays that may be associ- as either the source ( to transfer funds out of virtual account
ated with conducting transactions using customer account 172 ) or the destination (to transfer funds into virtual account
203 . More specifically , an electronic payment service may 172 ) . Enterprise cryptocurrency server 130 may receive
refer to a service that transacts online payments and virtual 30 such a request over links 116 from payment service server
account 172 may refer to customer 102 ' s account with the 170 . In response , enterprise cryptocurrency server 130 deter
electronic payment service . In some embodiments, the elec - mines that customer 102 initiated the request for the finan
tronic payment service and virtual account 172 may be cial transaction to transfer an amount of currency . Next,
included in payment service server 170 . According to some peer-to - peer engine 238 may validate the financial transac
embodiments , the electronic payment service and virtual 35 tion based at least upon the data received from payment
account 172 may be included in enterprise cryptocurrency service center 170 . In certain embodiments, enterprise cryp
server 130. tocurrency server 130 may receive the data over a dedicated
Enterprise cryptocurrency server 130 may include peer - interface with the payment service server 170 . Peer -to -peer
to -peer engine 238 to offer electronic payment service engine 238 may also determine that a certain virtual account
functionality . Peer- to -peer engine 238 may be any software , 40 172 is associated with a certain customer account 203 based
hardware, firmware , or combination thereof that allows at least upon the data received from the payment service
enterprise cryptocurrency server 130 to offer electronic
payment service functionality. An example of such func If the financial transaction passes validation , peer -to -peer
tionality may be a virtual account associated with the engine 238 may determine a quantity of cryptocurrency
electronic payment service and a customer and a customer 45 equivalent to the amount of currency. For example , peer -to
account that is associated with the virtual account. peer engine 238 may determine a quantity of cryptocurrency
The electronic payment service may communicate vali- that has the same approximate value as the amount of
dation data as part of a request to transfer funds or in currency. Next, peer -to - peer engine 238 may determine
response to a request to provide the validation data . Valida whether the quantity of cryptocurrency exceeds the total
tion data may include validated tokens, credentials, and any 50 quantity of cryptocurrency associated with customer
other suitable data peer-to -peer engine 238 may use to account 203 . If so , then peer -to -peer engine 238 may pur
confirm that the electronic payment service is a trusted chase , on the behalf of customer 102 , the difference in
system and /or to authorize the particular financial transac quantities . For example , peer - to -peer engine 238 may facili
tion . In some embodiments , the enterprise may verify that tate the purchase of the cryptocurrency from an exchange
the validation data received from the electronic payment 55 server 140 . Peer - to -peer engine 238 may then transfer the
service matches validation data maintained by the enterprise quantity of cryptocurrency to payment service server 170 . In
before authorizing the financial transaction . If the validation certain embodiments , this may involve the transfer of pri
fails , the enterprise notifies the electronic payment service vate and /or public keys associated with the quantity of
and does not initiate the funds transfer. cryptocurrency .
Peer - to -peer engine 238 may use data received in a 60 FIG . 3 illustrates an example computer system 300 . In
request for a transaction to determine which customer particular embodiments, one or more computer systems 300
account 203 may be associated with the virtual account 172 perform one or more steps ofone or moremethods described
involved in the financial transaction . The request may indi- or illustrated herein . In particular embodiments , one or more
cate that customer 102 desires to transfer an amount of computer systems 300 provide functionality described or
currency from virtual account 172 to a destination . For 65 illustrated herein . In particular embodiments , software run
example , the destination may be a business , a financial ning on one ormore computer systems 300 performs one or
institution , or another customer 102. In response, peer- to - more steps of one or more methods described or illustrated
US 10 ,255 ,600 B2
47 48
herein or provides functionality described or illustrated or other suitable data . The data caches may speed up read or
herein . Particular embodiments include one or more portions write operations by processor 302 . The TLBsmay speed up
of one or more computer systems 300 . Herein , reference to virtual-address translation for processor 302 . In particular
a computer system may encompass a computing device, and embodiments , processor 302 may include one or more
vice versa , where appropriate . Moreover, reference to a 5 internal registers for data , instructions , or addresses . This
computer system may encompass one or more computer disclosure contemplates processor 302 including any suit
systems, where appropriate . able number of any suitable internal registers, where appro
This disclosure contemplates any suitable number of priate . Where appropriate , processor 302 may include one or
computer systems 300 . This disclosure contemplates com - more arithmetic logic units (ALUS); be a multi -core proces
puter system 300 taking any suitable physical form . As 10 sor; or include one or more processors 302 . Although this
example and not by way of limitation , computer system 300 disclosure describes and illustrates a particular processor,
may be an embedded computer system , a system - on - chip this disclosure contemplates any suitable processor.
(SOC ) , a single -board computer system (SBC ) (such as, for In particular embodiments , memory 304 includes main
ule (SOM ) ), a desktop computer system , a laptop or note - 15 or storing data for processor 302 to operate on . As an
book computer system , an interactive kiosk , a mainframe, a example and not by way of limitation , computer system 300
mesh of computer systems, a mobile telephone, a personal may load instructions from storage 306 or another source
digital assistant (PDA ), a server , a tablet computer system , (such as , for example , another computer system 300 ) to
or a combination of two or more of these . Where appropri memory 304 . Processor 302 may then load the instructions
ate , computer system 300 may include one or more com - 20 from memory 304 to an internal register or internal cache. To
puter systems 300 ; be unitary or distributed ; span multiple execute the instructions, processor 302 may retrieve the
locations; span multiple machines ; span multiple data cen - instructions from the internal register or internal cache and
ters ; or reside in a cloud , which may include one or more decode them . During or after execution of the instructions,
cloud components in one or more networks . Where appro - processor 302 may write one or more results (which may be
priate , one or more computer systems 300 may perform 25 intermediate or final results ) to the internal register or
without substantial spatial or temporal limitation one or internal cache . Processor 302 may then write one or more of
more steps of one or more methods described or illustrated those results to memory 304. In particular embodiments,
herein . As an example and not by way of limitation , one or processor 302 executes only instructions in one or more
more computer systems 300 may perform in real time or in internal registers or internal caches or in memory 304 (as
batch mode one or more steps of one or more methods 30 opposed to storage 306 or elsewhere ) and operates only on
described or illustrated herein . One or more computer sys - data in one or more internal registers or internal caches or in
tems 300 may perform at different times or at different memory 304 (as opposed to storage 306 or elsewhere ). One
locations one or more steps of one or more methods or more memory buses (which may each include an address
described or illustrated herein , where appropriate . bus and a data bus ) may couple processor 302 to memory
In particular embodiments, computer system 300 includes 35 304 . Bus 312 may include one or more memory buses, as
a processor 302 , memory 304 , storage 306 , an input/output described below . In particular embodiments , one or more
( 1/ 0 ) interface 308 , a communication interface 310 , and a memory management units (MMUS) reside between proces
bus 312 . Although this disclosure describes and illustrates a sor 302 and memory 304 and facilitate accesses to memory
particular computer system having a particular number of 304 requested by processor 302 . In particular embodiments,
particular components in a particular arrangement, this dis - 40 memory 304 includes random access memory (RAM ). This
closure contemplates any suitable computer system having RAM may be volatile memory , where appropriate . Where
any suitable number of any suitable components in any appropriate, this RAM may be dynamic RAM (DRAM ) or
suitable arrangement. static RAM (SRAM ). Moreover, where appropriate, this
In particular embodiments , processor 302 includes hard - RAM may be single -ported or multi- ported RAM . This
ware for executing instructions, such as those making up a 45 disclosure contemplates any suitable RAM . Memory 304
computer program . As an example and not by way of may include one or more memories 304 , where appropriate .
limitation , to execute instructions , processor 302 may Although this disclosure describes and illustrates particular
retrieve (or fetch ) the instructions from an internal register , memory, this disclosure contemplates any suitable memory.
an internal cache, memory 304 , or storage 306 ; decode and In particular embodiments, storage 306 includes mass
execute them ; and then write one or more results to an 50 storage for data or instructions. As an example and not by
internal register, an internal cache , memory 304 , or storage way of limitation , storage 306 may include a hard disk drive
306 . In particular embodiments , processor 302 may include (HDD ), a floppy disk drive, flash memory , an optical disc , a
one or more internal caches for data , instructions , or magneto - optical disc , magnetic tape, or a Universal Serial
addresses. This disclosure contemplates processor 302 Bus (USB ) drive or a combination of two or more of these .
including any suitable number of any suitable internal 55 Storage 306 may include removable or non - removable ( or
caches, where appropriate . As an example and not by way of fixed ) media , where appropriate . Storage 306 may be inter
limitation , processor 302 may include one or more instruc - nal or external to computer system 300, where appropriate .
tion caches, one or more data caches, and one or more In particular embodiments , storage 306 is non - volatile ,
translation lookaside buffers ( TLBs ). Instructions in the solid -state memory . In particular embodiments, storage 306
instruction caches may be copies of instructions in memory 60 includes read -only memory (ROM ). Where appropriate , this
304 or storage 306 , and the instruction caches may speed up ROM may be mask - programmed ROM , programmable
retrieval of those instructions by processor 302 . Data in the ROM (PROM ), erasable PROM (EPROM ), electrically
data caches may be copies of data in memory 304 or storage erasable PROM (EEPROM ), electrically alterable ROM
306 for instructions executing at processor 302 to operate (EAROM ), or flash memory or a combination of two or
on ; the results of previous instructions executed at processor 65 more of these . This disclosure contemplates mass storage
302 for access by subsequent instructions executing at 306 taking any suitable physical form . Storage 306 may
processor 302 or for writing to memory 304 or storage 306 ; include one or more storage control units facilitating com
US 10 ,255 ,600 B2
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munication between processor 302 and storage 306 , where a low -pin -count (LPC ) bus, a memory bus, a Micro Channel
appropriate . Where appropriate, storage 306 may include Architecture (MCA ) bus, a Peripheral Component Intercon
one or more storages 306 . Although this disclosure describes nect (PCI) bus, a PCI-Express (PCIe) bus, a serial advanced
and illustrates particular storage , this disclosure contem technology attachment (SATA ) bus, a Video Electronics
plates any suitable storage. 5 Standards Association local ( VLB ) bus, or another suitable
In particular embodiments , I/O interface 308 includes bus or a combination of two or more ofthese . Bus 312 may
hardware , software, or both , providing one or more inter include one or more buses 312 , where appropriate . Although
faces for communication between computer system 300 and this disclosure describes and illustrates a particular bus, this
one ormore I/ O devices. Computer system 300 may include
one ormore of these I/O devices , where appropriate. One or 10 disclosure contemplates any suitable bus or interconnect.
Herein , a computer -readable non -transitory storage
more of these I/ O devices may enable communication medium
between a person and computer system 300 . As an example based orormedia may include one or more semiconductor
other integrated circuits (ICs) ( such , as for
and not by way of limitation , an I/ O device may include a
keyboard , keypad , microphone, monitor, mouse , printer, example , field -programmable gate arrays (FPGAs) or appli
scanner, speaker, still camera, stylus, tablet, touch screen , 15 cation -specii ITS (ADITS)), nara disk drives (HDDS),
trackball, video camera , another suitable 1/ 0 device or a hybrid hard drives (HHDs), optical discs, optical disc drives
combination of two or more of these . An I/O device may (ODDs), magneto -optical discs, magneto -optical drives,
include one or more sensors. This disclosure contemplates floppy diskettes, floppy disk drives (FDDs),magnetic tapes ,
any suitable I/ O devices and any suitable I/ O interfaces 308 solid -state drives (SSDs ), RAM -drives , SECURE DIGITAL
for them . Where appropriate, I/O interface 308 may include 20 cards or drives, any other suitable computer-readable non
one or more device or software drivers enabling processor transitory storage media, or any suitable combination of two
302 to drive one or more of these I/ O devices. I/ O interface or more of these , where appropriate . A computer-readable
308 may include one or more I/O interfaces 308 , where non - transitory storage medium may be volatile , non -vola
appropriate . Although this disclosure describes and illus - tile , or a combination of volatile and non - volatile , where
trates a particular I/ O interface , this disclosure contemplates 25 appropriate .
any suitable I/ O interface . FIG . 4 illustrates an example flowchart for facilitating the
In particular embodiments, communication interface 310 exchange of funds involving cryptocurrency that may be
includes hardware , software , or both providing one or more implemented in the example systems of FIG . 1 and / or FIG .
interfaces for communication (such as, for example , packet- 2 . The method beings at step 402 wherein transformation
based communication ) between computer system 300 and 30 engine 214 receives a request for a currency exchange from
one or more other computer systems 300 or one or more a customer 102. For example, customer 102 may request to
networks . As an example and not by way of limitation , exchange a first amount of a first currency in a customer
communication interface 310 may include a network inter - account 203 for an approximately equivalent amount of a
face controller (NIC ) or network adapter for communicating second currency , such as a cryptocurrency . According to
with an Ethernet or other wire -based network or a wireless 35 some embodiments , the first currency and/ or the second
NIC (WNIC ) or wireless adapter for communicating with a currency may be a cryptocurrency. In certain embodiments ,
wireless network , such as a WI-FI network . This disclosure the method may execute the requested exchange in real- time
contemplates any suitable network and any suitable com - or batch mode .
munication interface 310 for it . As an example and not by At step 404 , transformation engine 214 may determine
way of limitation , computer system 300 may communicate 40 current exchange rates for exchanging the first currency for
with an ad hoc network , a personal area network (PAN ), a the second currency . In certain embodiments , transformation
local area network (LAN ), a wide area network (WAN ), a engine 214 may utilize conversion engine 216 and/ or cal
metropolitan area network (MAN ), or one ormore portions culation engine 224 to determine current exchange rates
of the Internet or a combination of two ormore of these . One associated with the requested exchange . For example, con
or more portions of one or more of these networks may be 45 version engine 216 may retrieve any data associated with
wired or wireless. As an example , computer system 300 may exchanging the first currency for the second currency, such
communicate with a wireless PAN (WPAN ) (such as , for as current price data , market data , volatility data , exchange
example , a BLUETOOTH WPAN ), a WI-FI network , a rate data , economic risk data , or any other data associated
WI-MAX network , a cellular telephone network (such as, with currencies and cryptocurrencies that may be suitable
for example , a Global System for Mobile Communications 50 for a particular purpose . Conversion engine 216 and / or
(GSM ) network ), or other suitable wireless network or a calculation engine 224 may then use such data to determine
combination of two or more of these . Computer system 300 the current exchange rates for exchanging various currencies
may include any suitable communication interface 310 for and cryptocurrencies.
any of these networks, where appropriate . Communication At step 406 , calculation engine 224 determines an optimal
interface 310 may include one or more communication 55 exchange rate for performing the requested currency
interfaces 310 , where appropriate . Although this disclosure exchange . To do so , calculation engine 224 may consider
describes and illustrates a particular communication inter- various factors such as current exchange rates, time factors,
face , this disclosure contemplates any suitable communica price factors associated with particular currencies, price
tion interface . factors associated with particular cryptocurrencies, eco
In particular embodiments , bus 312 includes hardware , 60 nomic risk factors, any other factors, or any combination
software , or both coupling components of computer system thereof. As another example , calculation engine 224 may
300 to each other. As an example and not by way of determine the optimal exchange rate by selecting a particular
limitation , bus 312 may include an Accelerated Graphics cryptocurrency the first currency should be exchanged for,
Port ( AGP ) or other graphics bus, an Enhanced Industry based on , for example , financial advantages that may be
Standard Architecture (EISA ) bus , a front- side bus (FSB ), a 65 gained by the enterprise and/ or customer 102 . The method
HYPERTRANSPORT (HT) interconnect, an Industry Stan - continues at step 408 and calculation engine 224 selects the
dard Architecture (ISA ) bus, an INFINIBAND interconnect, optimal exchange rate .
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51 52
In step 410, calculation engine 224 determines a first Modifications, additions, or omissions may be made to the
amount of the first currency to be exchanged . For example , methods described herein without departing from the scope
calculation engine 224 may use information ( e.g ., informa of the invention . For example, the steps may be combined ,
tion included in the request) to determine the first amount of modified , or deleted where appropriate , and additional steps
the first currency. The method then proceeds to step 412 5 may be added . Additionally , the steps may be performed in
wherein transformation engine 214 associates the first any suitable order without departing from the scope of the
amount of the first currency with the particular customer present disclosure. While discussed as transformation
account 203 . In some embodiments, to associate the first engine 214, conversion engine 216 , calculation engine 224 ,
amount of the first currency with the particular customer and exchange engine 228 performing the steps , any suitable
account 203, transformation engine 214 initiates a debit to 10 component of enterprise cryptocurrency server 130 may
the particular customer account 203 in the first amount (plus perform one or more steps of the method .
any fees and other costs ) in the first currency. In response , Although the present invention has been described with
exchange engine 228 may execute withdrawing the certain several embodiments , a myriad of changes , variations,
account 203 , thereby providing funds for the exchange . 15 gested to one skilled in the art, and it is intended that the
Then at step 414 , transformation engine 214 transfers the present invention encompass such changes , variations ,
first amount of the first currency to a first float account 204 alterations , transformations, and modifications as fall within
associated with the first currency . the scope of the appended claims.
At step 416 , calculation engine 224 determines a second FIG . 5 illustrates an example flowchart for facilitating a
amount of the cryptocurrency . According to some embodi- 20 real-time cryptocurrency conversion that may be imple
ments, calculation engine 224 may use the selected mented in the example systems of FIG . 1 and/ or FIG . 2 . The
exchange rate to determine a quantity of the cryptocurrency method begins at step 502, wherein conversion engine 216
approximately equivalent to the first amount of the first receives an electronic request for a cryptocurrency conver
currency . The approximately equivalent quantity of the sion . For example, a customer 102 may request to convert a
cryptocurrency may then be used to determine the second 25 first currency into a particular cryptocurrency if the conver
amount of the cryptocurrency less any fees or costs associ- sion is optimal.
ated with the requested exchange . At step 504 , conversion engine 216 retrieves data asso
At step 418 , transformation engine 214 associates the ciated with the conversion . For example , conversion engine
second amount of the cryptocurrency with a second float 216 may retrieve price data associated with the first currency
account 204 associated with the particular cryptocurrency . 30 and price data associated with the particular cryptocurrency.
Associating the second amount of the cryptocurrency with Conversion engine 216 may also retrieve price data associ
the second float account 204 may result in a debit to the ated with a plurality of cryptocurrencies, price data associ
second float account 204 in the second amount of the ated with a plurality of currencies, market data associated
cryptocurrency . with a plurality of cryptocurrencies ,market data associated
In certain embodiments , the method continues to step 420 35 with a plurality of currencies , volatility data associated with
wherein transformation engine 214 determines whether an a plurality of cryptocurrencies , volatility data associated
amount of funds in second float account 204 is below a with a plurality of currencies , current exchange rate data ,
threshold . For example , transformation engine 214 may economic risk data , and/ or any other data that may be
monitor an amount of funds in second float account 204 and suitable for a particular purpose .
determine the amount of funds in second float account 204 40 At step 506 , conversion engine 216 determines whether
is below a certain threshold . If the amountof funds in second converting the first currency into the particular cryptocur
float account 204 is not below the threshold , the method may rency is optimal. According to some embodiments, conver
proceed to step 426 . Alternatively , if the amount of funds in sion engine 216 may do so based at least in part upon
second float account 204 is below the threshold , the method analyzing the data associated with the conversion . For
may continue to step 422 . 45 example , conversion engine 216 may consider time factors ,
At step 422 , transformation engine 214 may initiate the price factors associated with particular currencies (such as
purchase of a quantity of a certain currency ( such as the type the value of various currencies ), price factors associated
of currency or cryptocurrency associated with second float with particular cryptocurrencies (such as the value of vari
account 204 ). To do so , transformation engine 214 may ous cryptocurrencies ), volume of particular currencies , vol
communicate a request to purchase the quantity of the 50 ume of particular cryptocurrencies, availability of particular
certain currency . In some embodiments , payment for the currencies , availability of particular cryptocurrencies, popu
purchase may be made by deducting the appropriate funds larity of particular currencies , popularity of particular cryp
from another float account 204 associated with the enterprise tocurrencies , volatility of particular currencies, volatility of
in a different currency or cryptocurrency . Upon payment, in particular cryptocurrencies, economic risk factors, current
step 424 , transformation engine 214 may transfer the quan - 55 currency exchange rates, and /or any other factors that may
tity of the certain currency to second float account 204 . facilitate determining whether the conversion is optimal. In
At step 426 , transformation engine 214 transfers the such an example , conversion engine 216 may determine that
second amount of the cryptocurrency to customer 102 . For the conversion is optimal based upon any number of the
example , transformation engine 214 may initiate a credit to following : financial advantages that may be gained by the
a particular customer account 203 of at least a portion of the 60 enterprise and /or customer 102 ; the value of the particular
second amount in the certain cryptocurrency . In response , cryptocurrency as compared to a value of various other
exchange engine 228 may execute depositing the second cryptocurrencies; a set of conversion rules ; whether the
amount of the cryptocurrency in the particular customer conversion exceeds a benefit threshold associated with the
account 203 , thereby providing customer 102 with the request within a date threshold associated with the request;
desired currency. In certain embodiments , the second 65 etc .
amount of the cryptocurrency may be transferred directly to If conversion engine 216 determines the conversion is
the particular customer 102. The method then ends . optimal, the method may continue to step 508 . On the other
US 10 , 255 ,600 B2
53 54
hand , if conversion engine 216 determines the conversion is After receiving the amount of cryptocurrency , aggregation
not optimal , the method may end . engine 222 determines a value of the cryptocurrency
At step 508 , conversion engine 216 determines exchange approximately equivalent to the amount of cryptocurrency to
rates associated with converting the first currency into the be deposited in step 608 . For example, aggregation engine
second currency . In certain embodiments , conversion engine 5 222 may determine an approximately equivalent value of the
216 may determine exchange rates for exchanging the first amount of cryptocurrency based on a price associated with
currency for various cryptocurrencies or for exchanging the the particular cryptocurrency.
first currency for a particular cryptocurrency ( e . g ., a cus At step 610 , aggregation engine 222 then associates the
tomer 102 requested an exchange for a particular crypto - approximately equivalent value of the amount of cryptocur
currency ). Conversion engine 216 may use the data retrieved 10 rency with customer account 203 . For example , aggregation
in step 506 to determine such exchange rates . engine 222 may credit customer account 203 based on the
In step 510 , conversion engine 216 determines the opti- approximately equivalent value.
mal exchange rate . According to some embodiments , con - At step 612 , aggregation engine 222 aggregates the
version engine 216 may determine the optimal exchange rate amount of cryptocurrency with an aggregated amount of
based at least in part upon the current exchange rates . 15 cryptocurrency in a float account 204 ( or aggregation
Conversion engine 216 may also consider other factors, such account 206 . For example , aggregation engine 222 may
as time factors , price factors associated with particular transfer the amount of cryptocurrency over network 120 to
currencies ( such as the value of particular currencies and float account 204 . In some embodiments , the amount of
cryptocurrencies ), fees charged by third parties , volatility of cryptocurrency may be transferred to float account 204
particular currencies, volatility of particular cryptocurren - 20 based at least in part on a public key associated with float
cies , economic risk factors , and /or any other factors that may account 204 . After transferring the amount of cryptocur
facilitate determining that one exchange rate should be used rency , aggregation engine 222 may deposit the amount to
over another exchange rate. In certain embodiments , deter cryptocurrency in float account 204 . For example , aggrega
mining the optimal exchange rate includes determining tion engine 222 may add the amount of cryptocurrency to the
which particular cryptocurrency the first currency should be 25 total amount of cryptocurrency in float account 204 to yield
exchanged for. an updated total amount of cryptocurrency aggregated in
At step 512 , conversion engine 216 may initiate convert float account 204 .
ing the first currency into the second currency . Generally , Themethod continues at step 614 and aggregation engine
conversion engine 216 initiates the conversion essentially 222 facilitates securing a public key associated with cus
simultaneously as the determination that the requested con - 30 tomer account 203 in online vault 210 or offline vault 212 .
version is optimal. For example , conversion engine 216 or For example , aggregation engine 222 may communicate a
exchange engine 228 may communicate a request to trans - request to vault engine 236 to secure the public key to online
formation engine 214 to execute the cryptocurrency conver - vault 210 or offline vault 212 . As a result, the public key may
sion . The method then ends. be secured in online vault 210 or offline vault 212 by vault
Modifications,additions, or omissionsmay be made to the 35 engine 236 .
methods described herein without departing from the scope In certain embodiments , at step 616 , aggregation engine
of the invention . For example , the steps may be combined , 222 determines whether the public key has been secured in
modified , or deleted where appropriate , and additional steps online vault 210 or offline vault 212 . In response to deter
may be added . Additionally, the steps may be performed in mining that vault engine 236 has secured the public key in
any suitable order without departing from the scope of the 40 online vault 210 or offline vault 212 , the method proceeds to
present disclosure . While discussed as conversion engine step 618 . Otherwise the method may end .
216 performing the steps, any suitable component of enter- At step 618 , aggregation engine 222 communicates a
prise cryptocurrency server 130 may perform one or more confirmation message confirming the public key is secure to
steps of the method . customer 102. The method then ends .
Although the present invention has been described with 45 Modifications , additions, or omissions may bemade to the
several embodiments, a myriad of changes, variations, methods described herein without departing from the scope
alterations , transformations, and modifications may be sug - of the invention . For example , the steps may be combined ,
gested to one skilled in the art, and it is intended that the modified , or deleted where appropriate , and additional steps
present invention encompass such changes, variations, may be added . Additionally , the steps may be performed in
alterations , transformations , and modifications as fall within 50 any suitable order without departing from the scope of the
the scope of the appended claims. present disclosure. While discussed as aggregation engine
FIG . 6 illustrates an example flowchart for collecting and 222 performing the steps , any suitable component of enter
aggregating cryptocurrency deposited by customers 102 that prise cryptocurrency server 130 may perform one or more
and/ or FIG . 2 . The method begins at step 602 wherein 55 Although the present invention has been described with
aggregation engine 222 receives a request to deposit an several embodiments , a myriad of changes , variations ,
amount of cryptocurrency in a customer account 203 . For alterations , transformations, and modifications may be sug
example , customer 102 may use device 110 to request that gested to one skilled in the art , and it is intended that the
an amount of cryptocurrency be deposited to customer present invention encompass such changes , variations ,
account 203 . 60 alterations , transformations, and modifications as fall within
At step 604 , aggregation engine 222 determines a public the scope of the appended claims.
key associated with customer account 203. To do so , aggre FIG . 7 illustrates an example flowchart for facilitating
gation engine 222 may retrieve information included in execution of a transaction with cryptocurrency using a
customer account 203 that may be used to determine the payment instrument that may be implemented in the
public key . 65 example systems of FIG . 1 and /or FIG . 2 . The method
At step 606 , aggregation engine 222 uses the public key begins at step 702 wherein encoding engine 218 encodes
to receive the amount of cryptocurrency to be deposited . cryptocurrency information associated with a customer
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55 56
account 203 onto a payment instrument. In some embodi Upon purchasing the quantity of cryptocurrency, at step
ments, the payment instrument is associated with customer 714 , transaction engine 220 transfers at least a portion of the
account 203 and is used by a customer 102 associated with quantity of cryptocurrency (e.g., the quantity of cryptocur
customer account 203 to execute a transaction with crypto - rency less any fees or other costs) to customer account 203 .
currency . For example , encoding engine 218 may encode 5 According to some embodiments , if customer account
various cryptocurrency information associated with a cus 203 does not comprise sufficient funds , enterprise crypto
currency server 130 may determine whether customer
tomer account 203, such as a cryptocurrency address or a
public key , onto a payment instrument to provide customer account 203 comprises a quantity of a second currency .
102 with electronic access to cryptocurrency in customer8 10 Upon determining customer account 203 does comprise the
quantity of the second currency , enterprise cryptocurrency
account 203 . In certain embodiments, encoding engine 218 server 130 may use float accounts 204 to exchange the
may encode a token onto a payment instrument. For quantity of the second currency for an approximately
example , encoding engine 218 may generate a token that equivalent quantity of cryptocurrency (less any fees or other
represents cryptocurrency information , such as a public key , costs) thatmay be deposited into customer account 203. For
and encode the generated token onto the payment en instru
instru - 15 example , transformation engine 214 may transfer the quan
ment. In other words , encoding engine 218 may create a new tity of the second currency to first float account 204 asso
alias for the cryptocurrency information using a unique ciated with the second currency over network 120 via links
token ( e . g., a tokenized representation of the public key ), 116 . In such an example , transformation engine 214 may
thereby securing the cryptocurrency information . then debit second float account 204 associated with the
At step 704 , transaction engine 220 may receive a request 20 cryptocurrency in a quantity of cryptocurrency approxi
for a cryptocurrency transaction from customer 102 . For mately equivalent to the quantity of the second currency .
example , customer 102 may use the payment instrument to After debiting second float account 204 , transformation
request a certain amount of cryptocurrency be transferred to engine 214 may transfer the quantity of cryptocurrency over
a recipient as payment for a purchase or other obligation . As network 120 via links 116 to customer account 203 . As a
a result , the amount of cryptocurrency may be deposited into 25 result, customer account 203 may comprise a sufficient
an account associated with the recipient. amount of cryptocurrency to execute the requested crypto
At step 706 , transaction engine 220 determines crypto currency transaction .
currency information associated with customer account 203 . At step 716 , transaction engine 220 associates the amount
For example, a request may indicate a payment instrument of cryptocurrency with customer account 203 . To do so ,
encoded with cryptocurrency information , such as a pay - 30 transaction engine 220 may debit customer account 203 in
ment instrument encoded with a public key or a token . the certain amount of cryptocurrency .
Transaction engine 220 may determine the cryptocurrency The method continues at step 718 , wherein transaction
information encoded on the payment instrument to thereby engine 220 initiates a transfer of the certain amount of
identify the particular customer account 203 to be debited in cryptocurrency to the recipient. For example, transaction
the certain amount of cryptocurrency. 35 engine 220 may communicate a request to a third party
At step 708 , transaction engine 220 determines crypto - enterprise server 150 associated with the recipient to transfer
currency information associated with the recipient. To do so , the certain amount of cryptocurrency to the recipient. As
transaction engine 220 determines cryptocurrency informa - another example , transaction engine 220 may communicate
tion included in the request that may be used to transfer the a request to a recipient cryptocurrency address associated
amount of cryptocurrency to the recipient, such as a recipi- 40 with the recipient to transfer the certain amount of crypto
ent cryptocurrency address or recipient public key associ currency to the recipient. Communicating such a request
ated with a third -party account. may result in the certain amount of cryptocurrency being
At step 710 , transaction engine 220 determines whether deposited into a recipient account, thereby confirming the
customer account 203 comprises a minimum amount of requested cryptocurrency transaction for a payment or other
cryptocurrency to execute the cryptocurrency transaction . 45 obligation associated with customer 102 . The method then
For example, transaction engine 220 may determine whether ends .
customer account 203 comprises a quantity of cryptocur Modifications, additions, or omissionsmay bemade to the
rency at least equivalent to the amount of cryptocurrency methods described herein without departing from the scope
requested for the transaction (i.e ., comprises sufficient funds of the invention . For example , the steps may be combined ,
to complete the requested transaction ). If transaction engine 50 modified , or deleted where appropriate , and additional steps
220 determines customer account 203 comprises sufficient may be added . Additionally , the steps may be performed in
funds for the cryptocurrency transaction , transaction engine any suitable order without departing from the scope of the
220 may proceed to step 716 . Alternatively , if transaction present disclosure . While discussed as encoding engine 218
engine 220 determines customer account 203 does not and transaction engine 220 performing the steps, any suit
comprise the minimum amount of cryptocurrency, transac - 55 able component of enterprise cryptocurrency server 130 may
tion engine 220 may proceed to step 712 . In some embodi- perform one or more steps of the method .
ments, the method ends if customer account 203 does not Although the present invention has been described with
comprise the minimum amount of cryptocurrency for the several embodiments , a myriad of changes , variations,
cryptocurrency transaction . alterations , transformations, and modifications may be sug
At step 712 , if customer account 203 does not comprise 60 gested to one skilled in the art, and it is intended that the
sufficient funds, transaction engine 220 initiates the pur - present invention encompass such changes , variations ,
chase of a quantity of cryptocurrency from exchange 140a alterations, transformations, and modifications as fall within
or 140b . For example, transaction engine 220 may commu the scope of the appended claims.
nicate a request to purchase the quantity of cryptocurrency. FIG . 8 illustrates an example flowchart for facilitating
In certain embodiments , payment for the purchase may be 65 identification of a party to a transaction as a known user and
made by deducting the appropriate funds from customer alerting of suspicious activity associated with a cryptocur
account 203 in a second currency . rency transaction based on the information regarding the
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57 58
known user that may be implemented in the example sys ciated with one of the plurality of user profiles match . In
temsof FIG . 1 and / or FIG . 2 . The method begins at step 802 some embodiments , the block chain cryptoidentifiermust be
wherein alert engine 230 stores a plurality of user profiles . identical to the stored cryptoidentifier associated with one of
In some embodiments the user profile is associated with a the plurality of user profiles. For example, alert engine 230
customer 102 of the enterprise , for example , a person who 5 may determine that the block chain public key of “ example
has at least one account with the enterprise . In some embodi - publickeyl” matches the public key in a user profile of
ments, the user profile is associated with a known party, but “ examplepublickey1,” but will determine that the block
that known party does not have at least one account with the chain public key of “ examplepublickeyl” does not match
enterprise. For example , there may be a user profile for a the public key in a user profile of “ examplepublickey2.” In
beneficiary of an account , a power of attorney for an 10 some embodiments , alert engine determines a match when
account, a third party the enterprise knows is suspicious or the block chain cryptoidentifier and stored cryptoidentifier
untrustworthy , or a transactor, which is a party who deposits associated with one of the plurality of user profiles comprise
money to an account. An example of a transactor is the night a certain number of similar characters. For example , alert
manager of a restaurant who deposits money into the res - engine 230 may determine that the block chain public key of
taurant ' s account. Thus, the restaurant would have a user 15 " examplepublickeyl” matches the public key in a user
profile and the night manager would also have a user profile profile of “ examplepublickey2 .”
even though he does not have an accountwith the enterprise . If alert engine 230 determines in step 812 that the block
In some embodiments, the plurality of user profiles are chain cryptoidentifier and the stored cryptoidentifier asso
stored in memory 202 or customer accounts 203. In some ciated with one of the plurality of user profiles do not match ,
embodiments, a user profile comprises information associ- 20 then the method ends . If alert engine 230 determines in step
ated with the user, such as , but not limited to , a user name, 812 that the block chain cryptoidentifier and the stored
a user address, one or more user public cryptocurrency keys, cryptoidentifier associated with one of the plurality of user
one or more user IP addresses, one or more user cryptocur- profiles match , then the method continues to step 814 . In
rency wallets, and a financial transaction history (e . g ., one or step 814 , alert engine 230 determines whether one of the
more transactions 208 ), which may include both fiat and 25 plurality of user profiles is associated with the user or the
cryptocurrency transactions. In some embodiments, not third party based on the retrieved block information and
every possible user or third party has a stored user profile . stored cryptoidentifiers associated with one of the plurality
In step 804 , alert engine 230 receives a request from a user of user profiles . In certain embodiments , alert engine 230
to perform a cryptocurrency transaction with a third party . may determine that the user is a customer of the enterprise
Examples of cryptocurrency transactions include making a 30 based at least in part upon determining a blockchain
purchase , transferring money from an account, and trans - cryptoidentifier and a stored cryptoidentifier associated with
ferring money to an account. In some embodiments, the user one of the plurality of user profiles are a match . In certain
may be a customer 102 of the enterprise , a transactor of the embodiments , alert engine 230 determines that the third
enterprise , a party unknown to the enterprise , or a known party is a transactor of the enterprise . For example, alert
party to the enterprise . In some embodiments , the request 35 engine 230 may determine that the third party receiving the
may be initiated by user through an enterprise application on cryptocurrency transaction is the nightmanager at a restau
device 110 . For example , user may request to transfer funds rant because the third party utilizes public key " example
from a cryptocurrency account to a third party on device publickeyl” and the night manager at a restaurant utilizes
110 . In some embodiments, the request may be initiated by public key " examplepublickeyn .” As another example, a
user utilizing a bank card , such as a debit card or credit card , 40 customer of the enterprise may request the cryptocurrency
when making a purchase. transaction without logging into the customer 's enterprise
In step 806 , alert engine 230 retrieves block chain infor - account. Thus, the enterprise may not initially recognize
mation associated with the cryptocurrency transaction and who the customer is . However , once determining the public
determines at least one block chain cryptoidentifier from the key of the user, alert engine 230 may determine the user is
block chain information in step 808 . In some embodiments, 45 a specific customer, transactor, or known party of the enter
a block chain cryptoidentifier may comprise a public key , an prise .
IP address , and one or more cryptocurrency wallets. In some If alert engine 230 determines in step 814 that one of the
embodiments, the block chain cryptoidentifier may be from plurality ofuser profiles is not associated with the user or the
either the user or the third party associated with the third party based on the retrieved block information and
requested transaction . For example , block chain information 50 stored cryptoidentifiers associated with one of the plurality
may include a user public key , a third party public key, and of user profiles , then the method ends. If alert engine 230
a user IP address, but not a third party IP address . Thus, in determines in step 814 that one of the plurality of user
this example, alert engine 230 determines three block chain profiles is associated with the user or the third party based
identifiers : the user public key , a third party public key , and on the retrieved block information and stored cryptoidenti
a user IP address. 55 fiers associated with one of the plurality of user profiles , then
In step 810 , alert engine 230 compares the block chain the method continues to step 816 . In step 816 , alert engine
cryptoidentifier and the stored cryptoidentifier associated 230 calculates a first factor score based at least in part upon
with one of the plurality of user profiles . In some embodi- the transaction history of the user profile associated with
ments, alert engine 230 may compare by performing a either the user requesting the transaction or the third party in
search through all of the stored customer cryptoidentifiers 60 the transaction . In some embodiments, the transaction his
associated with the user profiles . For example , if the block tory may include the entire transaction history of a user or
chain cryptoidentifier comprises a public key of " example - may include only certain transactions . For example , the
publickey1 ,” then alert engine 230 will search through all of transaction history may include only transactions over a
the user profiles and compare this public key to any of the certain amount of cryptocurrency . As another example , the
stored public keys in the user profiles . 65 transaction history may include only transactions within a
In step 812 , alert engine 230 determines whether the block certain time period , such as transactions that occurred within
chain cryptoidentifier and the stored cryptoidentifier asso - the last one month , the last one year, or the last five years.
US 10 ,255 ,600 B2
59 60
The first factor score may be associated with the suspicious If alert engine 230 , in step 822 , determines the crypto
or seemingly fraudulentpast transactions associated with the currency transaction is not suspicious based at least in part
user profile . In some embodiments, suspicious transactions , upon the user profile , then the method ends . If alert engine
such as a high value transaction of 1000 units of cryptocur 230 , in step 822 , determines the cryptocurrency transaction
rency, may indicate a higher risk of fraudulent activity and 5 is suspicious based at least in part upon the user profile, then
thus increase the first factor score . In some embodiments , the method continues to step 824 . In step 824 , alert engine
alert engine 230 determines the pattern ofspending based on 230 communicates an alert to the enterprise that the cryp
the transaction history and is able to determine if the current tocurrency transaction is potentially suspicious . In some
transaction is a common transaction or an abnormal one embodiments, alert engine 230 communicates an alert
compared to the transaction history . For example, if the user regarding whether the cryptocurrency transaction is suspi
units of cryptocurrency on a weekly basis , then alert engine user profile or the requesting user 's association with a
230 may determine the requested transaction of 1000 units suspicious user profile . In certain embodiments , the alert
of cryptocurrency indicates a lower risk of fraudulent activ - 15 may include a notification that the cryptocurrency transac
ity and thus decreases the first factor score . tion may not be completed based on the suspiciousness of
In step 818 , alert engine 230 calculates a second factor the cryptocurrency transaction . Alert engine 230 may also
score based at least in part upon the user profile IP address . allow the transaction to be completed , but associate a “ flag "
In some embodiments , alert engine 230 determines a loca or other warning with the user profile associated with either
tion associated with the user profile IP address. In some 20 the third party or the requesting user in certain embodiments.
embodiments , the determined location may be a physical In step 826 , alert engine 230 communicates an alert to the
address, GPS coordinates, a city , a state , or a country . In requesting user that the cryptocurrency transaction is suspi
some embodiments, the second factor score may increase for cious based on the user profile associated with the third
a location associated with high risk and decrease for a party . In certain embodiments , the requesting user may be a
location associated with low risk , depending on the circum - 25 trusted customer 102 of the enterprise and alert engine 230
stances associated with customer 102 . For example , if alert may warn customer 102 of the risk in transacting with this
engine 230 determines the location is a country , and that third party. The method then ends .
country is commonly associated with fraudulent IP Modifications , additions , or omissions may bemade to the
addresses, then the second factor score may increase . In methods described herein without departing from the scope
some embodiments, alert engine 230 may compare the 30 of the invention . For example , the steps may be combined ,
requesting user IP address from the block chain information modified , or deleted where appropriate , and additional steps
and the user profile IP address to calculate the second factor may be added . Additionally, the steps may be performed in
score . For example , if the user profile IP address is associ - any suitable order without departing from the scope of the
ated with one state, but requesting user (which was deter- present disclosure . While discussed as alert engine 230
mined to be associated with this user profile ) utilizes an IP 35 performing the steps, any suitable component of enterprise
address that reflects a location in another state or country , cryptocurrency server 130 may perform one or more steps of
then the second factor score may increase because the the method.
requesting user IP address does not match the user profile IP Although the present invention has been described with
address. several embodiments , a myriad of changes , variations,
In step 820 , alert engine 230 calculates a risk score for the 40 alterations , transformations , and modifications may be sug
user profile based at least in part upon the first factor score gested to one skilled in the art, and it is intended that the
and the second factor score . In certain embodiments , alert present invention encompass such changes , variations ,
engine 230 calculates a risk score for the user profile based alterations, transformations, and modifications as fall within
at least in part upon one or both of the first factor score and the scope of the appended claims.
the second factor score . For example, if in step 818 , alert 45 FIG . 9 illustrates an example flowchart for facilitating
engine 230 determines a high second factor score because of cryptocurrency risk detection . The method begins at step
a suspicious IP address , then alert engine 230 may determine 902 by receiving a request from a customer 102 to perform
a high risk score . As another example , if in step 816 , alert a cryptocurrency transaction with a third party . In some
engine 230 determines a low first factor score because there embodiments , the request may be initiated by customer 102
are no or very few large transactions in the transaction 50 through an enterprise application on device 110 . In some
history of the user profile, then alert engine 230 may embodiments, the request may be initiated by customer 102
calculate a low risk score . utilizing a bank card , such as a debit card or credit card ,
The method continues in step 822 and alert engine 230 when making a purchase . Examples of cryptocurrency trans
determines whether cryptocurrency transaction is suspicious actions include making a purchase, transferring money from
based at least in part upon the user profile . In some embodi - 55 an account, and transferring money to an account. In some
ments , alert engine 230 determines the cryptocurrency trans - embodiments , the third party may be a second customer 102
action is suspicious based on at least one of the first factor of the enterprise , a merchant, a retailer, a person outside the
score , second factor score , and risk score . For example , if the enterprise , an account outside the enterprise , or an account
risk score is high , it may indicate the user or third party with an unknown owner.
associated with the user profile has engaged in potentially 60 At step 904 , cryptocurrency risk detection engine 232
fraudulent transactions and thus makes it more likely that the retrieves block chain information associated with the cryp
current requested transaction may also be suspicious. Alert tocurrency transaction and identifies at least one block chain
engine 230 may compare the risk score to one or more factor based at least in part upon block chain information in
thresholds to determine whether the transaction is suspi- step 906 . In some embodiments, a block chain factor may
cious. For example, if the risk score is 50 , alert engine 230 65 comprise a customer IP address, a third party IP address, a
may determine it is higher than the threshold of 20 and thus customer public key, a third party public key , an age of the
alert engine 230 determines the transaction is suspicious. customer public key , an age of a third party public key, or an
US 10 ,255 ,600 B2
age of the cryptocurrency . The block chain information may rency risk detection engine 232 reviews the transaction
comprise one, some, or all of these block chain factors . history associated with third party public key . In some
Cryptocurrency risk detection engine 232 , in step 908 , embodiments , the review may include the transaction his
determines whether the at least one block chain factor tory of other public keys located in the same wallet as the
identified in step 906 includes a customer IP address . The 5 third party public key . In some embodiments , the review
customer IP address is the IP address associated with cus - includes the entire transaction history or only certain trans
tomer 102 of the enterprise . If the at least one block chain actions. For example , cryptocurrency risk detection engine
factor does not include a customer IP address , the method 232 may review only transactions over a certain amount of
continues to step 914 . If the at least one block chain factor cryptocurrency . As another example , the review may include
includes a customer IP address , then cryptocurrency risk 10 only transactions within a certain time period , such as
detection engine 232 , in step 910 , determines the location transactions that occurred within the last one month , the last
associated with the customer IP address . In some embodi- one year, or the last 5 years .
ments, the determined location may be a physical address, In step 926 , cryptocurrency risk detection engine 232
GPS coordinates , a city , a state , or a country . In step 912 , calculates a factor score for the third party public key based
cryptocurrency risk detection engine 232 calculates a factor 15 at least in part upon the transaction history associated with
score for the customer IP address based at least in part upon the third party public key . The factor score may be associ
the location associated with the customer IP address . In ated with the potentially suspicious or seemingly fraudulent
some embodiments , the factor score may increase for a past transactions associated with the third party public key.
location associated with high risk and decrease for a location In some embodiments, suspicious transactions , such as a
associated with low risk , depending on the circumstances 20 high value transaction of 1000 units of cryptocurrency , may
associated with customer 102 . For example , if cryptocur- indicate a higher risk of fraudulent activity and thus increase
rency risk detection engine 232 determines the location is a the factor score . In some embodiments , cryptocurrency risk
country , and that country is frequently associated with detection engine 232 determines a pattern of spending based
fraudulent transactions , then the factor score may increase . on the transaction history and then determines if the current
As another example , if it is known that customer 102 resides 25 transaction is a common transaction or an abnormal one
in a state, but the IP address reflects a location in another compared to the transaction history . For example , if the third
state or country, then the factor score may increase because party public key regularly transmits 1000 units of crypto
customer 102 is not in the normal location . currency on a weekly basis, then cryptocurrency risk detec
Cryptocurrency risk detection engine 232 , in step 914 tion engine 232 may determine the requested transaction of
determines whether the at least one block chain factor 30 1000 units of cryptocurrency indicates a lower risk of
identified in step 906 includes a third party IP address . The fraudulent activity and thus decreases the factor score.
third party IP address is the IP address associated with third Cryptocurrency risk detection engine 232 determines a
party . If the at least one block chain factor does not include factor score for the at least one block chain factor in step
a third party IP address , the method continues to step 920 . 928 . In some embodiments, the at least one block chain
If the at least one block chain factor includes a third party IP 35 factor only includes a customer IP address, a third party IP
address , then cryptocurrency risk detection engine 232 , in address, and a third party public key, such that there are no
step 916 , determines the location associated with the third other factor scores to determine. If the at least one block
party IP address . In some embodiments , the determined chain factor includes other block chain factors , for example ,
location may be a physical address, GPS coordinates, a city , an age of the customer public key , an age of the third party
a state , or a country . In step 918 , cryptocurrency risk 40 public key , or an age of the cryptocurrency, then cryptocur
detection engine 232 calculates a factor score for the third rency risk detection engine 232 determines a factor score for
party IP address based at least in part upon the location each of these other block chain factors. In some embodi
associated with the third party IP address . In some embodi- ments, the factor score for the age of the customer public key
ments, the factor score may increase for a location associ- and the factor score for the age of the third party public key
ated with high risk and decrease for a location associated 45 may increase as the age increases and decrease as the age
with low risk , depending on the circumstances . For example , decreases . For example, a new third party public key may
if cryptocurrency risk detection engine 232 determines the indicate a risk of fraudulent activity because a third party
to restrictions that it cannot receives funds or send funds to tion . In this example , cryptocurrency risk detection engine
the restricted country , then the factor score may increase. 50 232 may calculate a high factor score for the age of the third
In step 920 , cryptocurrency risk detection engine 232 party public key . In some embodiments, an increase in age
determines whether the at least one block chain factor of the cryptocurrency itselfmay decrease the factor score for
identified in step 906 includes a third party public key . If the age of the cryptocurrency. For example, a recently
cryptocurrency risk detection engine 232 determines that the created unit of cryptocurrency may have been created
at least one block chain factor identified in step 906 does not 55 through fraudulentmeans, and it may indicate a higher risk ,
include a third party public key, then the method continues and thus increase the factor score for the age of the cryp
at step 928 . If cryptocurrency risk detection engine 232 tocurrency . Although certain embodiments are described , it
determines the at least one block chain factor identified in should be understood that there can be any number of factor
step 906 includes a third party public key , then it retrieves scores corresponding to one or more block chain factors .
the transaction history associated with the third party public 60 In step 930 , cryptocurrency risk detection engine 232
key in step 922 . In some embodiments , cryptocurrency risk determines the amount of cryptocurrency associated with the
detection engine 232 may retrieve the transaction history cryptocurrency transaction . Although different types of
from transactions 208 stored in the enterprise cryptocur- cryptocurrencies use different units of cryptocurrency , cryp
rency server 130. In other embodiments, cryptocurrency risk tocurrency risk detection engine 232 is able to determine the
detection engine 232 may retrieve the transaction history 65 amount of cryptocurrency in the appropriate unit . In addi
from a source outside the enterprise , such as the third party tion , cryptocurrency risk detection engine 232 can determine
enterprise server 150 or the internet. In step 924 , cryptocur fractions of the unit of cryptocurrency . For example , cryp
63 64
tocurrency risk detection engine 232 is able to determine the detection engine 232 may determine suspicious activity . As
cryptocurrency transaction includes 1000 Bitcoins, 0 .001 another example, if the risk score is above the transaction
Litecoins, 1 million Namecoins , 7 .5 Dogecoins, 23 Peer approval threshold , cryptocurrency risk detection engine
coins, or 1 Mastercoin . 232 may determine suspicious activity by the third party. If
In step 932 cryptocurrency risk detection engine 232 5 cryptocurrency risk detection engine 232 determined in step
calculates a risk score for performing the cryptocurrency 940 that the risk score does not indicate potentially suspi
transaction based at least in part upon the block chain cious activity by the third party , then the method ends.
information and the amount of cryptocurrency . The risk If cryptocurrency risk detection engine 232 determined in
score may be calculated in a number of suitable ways . In step 940 that the risk score indicates potentially suspicious
some embodiments, the risk score increases as the amount of 10 activity by the third party , then in step 942 the method
cryptocurrency increases assuming that the larger the trans - communicates a notification to the customer that the risk
action the higher the risk of a fraudulent transaction . For score indicates potentially suspicious activity by the third
example , if the transaction is for 2 million units of crypto - party. In some embodiments , these communicationsmay be
currency , rather than 10 units of cryptocurrency , then the risk delivered to device 110 through the enterprise application .
score may increase. In some embodiments , the risk score 15 For example , the communication may comprise a pop up
will be based at least in part upon the factor scores for the notification from the enterprise application displaying a
at least one block chain factor. For example , cryptocurrency message that the risk score indicates potentially suspicious
risk detection engine 232 may add all of the factor scores up activity by the third party from the enterprise application . In
to determine the overall risk score . In some embodiments, certain embodiments, this communication may also include
cryptocurrency risk detection engine 232 may weight each 20 what the suspicious activity is, the highest factor score from
of the factor scores depending on the importance to risk of the block chain factors , or the risk score comparison to the
fraud . For example, there may be a high concern related threshold . This communication may also include informa
foreign IP addresses and thus cryptocurrency risk detection tion regarding whether the transaction was approved . For
engine 232 may weight that factor score by two when example , a message may be displayed to customer 102
calculating the risk score . In some embodiments , cryptocur- 25 saying that although the transaction of receiving 2 Bitcoins
rency risk detection engine 232 determines the average ofall from third party was approved , the third party ' s behavior is
of the factor scores when calculating the risk score . In some suspicious because it was delivered from a suspicious coun
embodiments, cryptocurrency risk detection engine 232 try. As another example , the message may specify that the
calculates an overall factor score and multiples it by the third party 's transaction history includes transactions
amount of cryptocurrency . 30 involving over 2000 Litecoins on a daily basis . In some
In step 934 , cryptocurrency risk detection engine 232 embodiments , the notification may include information
determines whether the transaction is approved based at about why the third party 's activity is suspicious, but also
least upon the risk score . In some embodiments , cryptocur - allow customer 102 to verify that customer 102 wants to
rency risk detection engine 232 compares the risk score to a perform the transactions despite the high risk score and
threshold to determine whether the transaction is approved . 35 potentially suspicious activity. After communicating a noti
For example , if the risk score is above the threshold , then it fication to customer, the method ends.
is not approved and if the risk score is below the threshold Modifications, additions , or omissions may bemade to the
then it is approved . In some embodiments , the threshold may methods described herein without departing from the scope
change depending on the customer, the third party , the type of the invention . For example , the steps may be combined ,
of cryptocurrency, the amount of cryptocurrency , or any 40 modified , or deleted where appropriate , and additional steps
other factor relating to the transaction . For example , if the may be added . Additionally , the steps may be performed in
customer is long -term , important, reliable , or trustworthy, any suitable order without departing from the scope of the
then the threshold may be set higher and allow the customer present disclosure . While discussed as cryptocurrency risk
to engage in higher risk transactions with a larger risk score . detection engine 232 performing the steps, any suitable
If cryptocurrency risk detection engine 232 determines 45 component of enterprise cryptocurrency server 130 may
that the transaction is approved in step 934 , then in step 936 , perform one or more steps of the method .
it is communicated to the customer and the third party that Although the present invention has been described with
the transaction is approved . If cryptocurrency risk detection several embodiments , a myriad of changes, variations,
engine 232 determines that the transaction is not approved in alterations, transformations, and modifications may be sug
step 934 , then in step 938 , it is communicated to the 50 gested to one skilled in the art, and it is intended that the
customer and the third party that the transaction is not present invention encompass such changes , variations ,
approved . In some embodiments, these communications alterations, transformations, and modifications as fall within
may be delivered to third party enterprise server 150 , device the scope of the appended claims.
110 , or enterprise cryptocurrency server 130 . For example , FIG . 10 illustrates an example flowchart for facilitating
the communication may be in the form of an email associ- 55 cryptocurrency validation . The method begins at step 1002
ated with the customer 's account and display a message that by storing a customer profile associated with customer 102
the transaction is not approved . This communication may in memory 202 or customer accounts 203 . Memory 202 and
also include one or more reasons why the transaction was or customer accounts 203 may comprise a plurality of customer
was not approved in certain embodiments. profiles. In some embodiments , each customer 102 has an
In step 940 , cryptocurrency risk detection engine 232 60 individual customer profile . In some embodiments , a cus
determines whether the risk score indicates potentially sus t omer profile contains multiple customers 102 with a com
picious activity by the third party . In some embodiments, monality , such as a common home address or a common
cryptocurrency risk detection engine 232 may determine cryptocurrency account. For example , a mother and a daugh
suspicious activity if the risk score is above a certain ter may have a single joint cryptocurrency account with the
threshold . For example, if the risk score is below the 65 enterprise and thus the customer profile may include infor
transaction approval threshold , but above the potentially mation regarding both the mother and her daughter. In some
suspicious activity threshold , then cryptocurrency risk embodiments , customer profile comprises information asso
US 10 ,255 ,600 B2
66
ciated with a customer 102 , including, but not limited to , a transaction history may include only transactions over a
customer name, a customer address , one ormore customer certain amount of cryptocurrency . As another example , the
public cryptocurrency keys , one or more customer IP transaction history may include only transactions within a
addresses, one or more customer cryptocurrency wallets , certain time period, such as transactions that occurred within
and a cryptocurrency transaction history . 5 the last one month , the last one year, or the last 5 years . In
In step 1004 , validation engine 234 receives a request to certain embodiments , the transaction history of customer
perform a cryptocurrency transaction with a third party . 102 may include only transactions from a certain public key,
Examples of cryptocurrency transactions include making a transactions from one or more public keys contained in the
purchase , transferring money from an account, and trans - samewallet, or a combination of these transactions. The first
ferring money to an account. In some embodiments , the 10 factor score may be associated with the suspicious or
request may be initiated by customer 102 through an enter seemingly fraudulent past transactions associated with cus
prise application on device 110 . For example , customer 102 tomer 102 . In some embodiments , suspicious transactions ,
may use device 110 to request to transfer funds from a such as a high value transaction of 1000 units of cryptocur
cryptocurrency account to a third party on device 110 . In rency , may indicate a higher risk of fraudulent activity and
some embodiments, the request may be initiated by cus - 15 thus increase the first factor score. In some embodiments ,
tomer 102 utilizing a cryptocurrency bank card , such as a validation engine 234 determines a pattern of spending
debit card or credit card encoded with cryptocurrency infor - based on the transaction history and is able to determine if
mation associated with a customer account 203 associated the current transaction is a common transaction or an
with customer 102 , when making a purchase . For example , abnormal one compared to the transaction history . For
customer 102 may be using a cryptocurrency debit card to 20 example , if customer 102 regularly transmits 1000 units of
purchase a basketball from a third party 's website , such as cryptocurrency on a weekly basis , then validation engine
a sporting goods store . In some embodiments , the third party 234 may determine the requested transaction of 1000 units
may be a merchant, a retailer, a business , a person outside of cryptocurrency indicates a lower risk of fraudulent activ
the enterprise , or an account outside the enterprise . ity and thus decrease the first factor score .
In step 1006 , validation engine 234 determines the 25 In step 1012 , validation engine 234 calculates a second
amount of cryptocurrency involved in the cryptocurrency factor score based at least in part upon the customer IP
transaction . Although differenttypes of cryptocurrencies use address. In some embodiments, validation engine 234 deter
different units of cryptocurrency, validation engine 234 may mines a location associated with the customer IP address. In
determine the amount of cryptocurrency in the appropriate some embodiments , the determined location may be a physi
unit . In addition , validation engine 234 may determine 30 cal address, GPS coordinates, a city, a state , or a country . In
fractions of the unit of cryptocurrency . For example , cryp - some embodiments , the second factor score may increase for
tocurrency risk detection engine 232 is able to determine a location associated with high risk and decrease for a
that the cryptocurrency transaction includes 1000 Bitcoins , location associated with low risk , depending on the circum
0 .001 Litecoins , 1 million Namecoins, 7 .5 Dogecoins, 23 stances associated with customer 102 . For example, if
Peercoins, or 1 Mastercoin . In certain embodiments, a 35 validation engine 234 determines the location is a country,
cryptocurrency transaction may include a plurality of types and that country is commonly associated with fraudulent IP
of cryptocurrency and validation engine 234 determines the addresses , then the second factor score may increase. As
amount of each individual cryptocurrency . For example , another example , if it is known that customer 102 resides in
validation engine 234 may determine that a cryptocurrency one state , but the IP address reflects a location in another
transaction involves 1 Bitcoin , 2 Dogecoins, and 0 . 001 40 state or country , then the second factor score may increase
Mastercoins. Validation engine 234 may also determine because customer 102 sends a request to transfer funds from
exchange rates between the types of cryptocurrencies, such an abnormal location for customer 102 .
that it can determine an objective amount of total crypto - In step 1014 , validation engine 234 determines the trust
currency involved in the transaction . For example, valida worthiness of customer 102 based at least upon the stored
tion engine 234 may determine a cryptocurrency transaction 45 customer profile . In certain embodiments , the trustworthi
involving 1 Bitcoin , 2 Dogecoins, and 0 . 001 Master coins is ness may be stored in the customer profile . The enterprise
equivalent to 5 Litecoins. may have previously determined that customer 102 is trust
In step 1008 , validation engine 234 determines the type of worthy because , for example , customer 102 has a long
cryptocurrency involved in the cryptocurrency transaction . history as a customer of the enterprise and the enterprise has
For example , validation engine 234 may determine that only 50 experienced no issues with the accounts or activities of
Bitcoins are involved in the requested transaction . In certain customer 102 . Also , validation engine 234 may determine
embodiments , validation engine 234 determines that mul- the trustworthiness of customer 102 based at least in part
tiple types of cryptocurrency are involved in the cryptocur- upon the first factor score and / or the second factor score . For
rency transaction . For example, validation engine 234 may example , if in step 1012 , validation engine 234 determines
determine that the transaction includes two types of cryp - 55 a high factor score because of a suspicious IP address , then
tocurrencies, but does not specify which types of cryptocur- validation engine 234 may determine that customer 102 is
rency . In certain embodiments , validation engine 234 deter - not trustworthy. As another example , if in step 1010 , vali
mines the specific type of cryptocurrencies involved in the dation engine 234 determines a low first factor score because
transaction . For example, validation engine 234 may deter - there are no or very few large transactions in the transaction
mine that the transaction includes Peercoins and Dogecoins , 60 history of customer 102 , then validation engine 234 may
or that the transaction includes Bitcoins, Dogecoins, and determine customer 102 is trustworthy. In some embodi
Mastercoins. ments , the trustworthiness of customer 102 may be repre
In step 1010 , validation engine 234 calculates a first factor sented by a sliding scale , a number, a checkmark , a yes , a no ,
score based at least in part upon the transaction history of or a verbal qualifier such as very, incredibly , not, not very ,
customer 102 . In some embodiments , the transaction history 65 or not at all .
may include the entire transaction history of customer 102 or In step 1016 , validation engine 234 calculates a risk score
may include only certain transactions. For example, the for the cryptocurrency transaction based at least in part upon
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67 68
the amount of cryptocurrency , the type of cryptocurrency, number of received validations is greater than , less than , or
and the trustworthiness of the customer. The risk score may equal to the number of required validations . For example ,
be calculated in a number of suitable ways . In some embodi- validation engine 234 may receive two validations and
ments, the risk score increases as the amount of cryptocur determine this is less than the five required validations.
rency increases assuming that the larger the transaction , the 5 The method continues to step 1026 , where validation
higher the risk of a fraudulent transaction . For example , if engine 234 determines whether the number of received
the transaction is for 2 million units of cryptocurrency, then validations complies with the number of required valida
the risk score will increase . tions . In certain embodiments , the number of received
In some embodiments , the risk score may be based upon validations must be equal to or greater than the number of
the type of cryptocurrency. For example , Litecoin may be 10 required validations for validation engine 234 to determine
more likely to involve a fraudulent transaction , while Doge - they comply with each other. For example , validation engine
coin may be less likely to involve a fraudulent transaction . 234 may determine in step 1020 that the three received
Thus, if validation engine 234 determines the cryptocur - validations is greater than the required number of two
rency transaction involves Litecoin , then the risk score may validations and thus validation engine 234 determines that
increase , but if the cryptocurrency transaction involves 15 the number of received validations complies with the num
Dogecoin , then the risk score may decrease . As another ber of required validations.
example , a “mixed ” cryptocurrency transaction that includes If validation engine 234 determines that the number of
multiple types of cryptocurrency , for example 1 Bitcoin and received validations complies with the number of required
2 Litecoins, may indicate an increase in the risk of a validations in step 1026 , then in step 1028 , validation engine
fraudulent transaction . Thus, if validation engine 234 deter - 20 234 sends a notification to the third party that the crypto
mines the cryptocurrency transaction is a “mixed ” crypto - currency transaction is confirmed and the method ends. In
currency transaction , then the risk score may increase . some embodiments , sending a notification to the third party
In certain embodiments , the risk score may decrease if may simplify the process of third parties accepting crypto
customer 102 is trustworthy. For example , if the amount and currency as payment from customer 102. For example ,
type of cryptocurrency creates a high risk score , but vali- 25 validation engine 234 sending a notification to the third
dation engine 234 determines customer 102 is incredibly party that the cryptocurrency transaction is confirmed does
not require that the third party determine the number of
score associated with the cryptocurrency transaction . As validations itself. If validation engine 234 determines that
another example , if validation engine 234 determines cus - the number of received validations does not comply with the
tomer 102 is only moderately trustworthy, then the risk score 30 number of required validations in step 1026 , then in step
may neither increase nor decrease . 1030 , validation engine 234 sends a notification to customer
In some embodiments, validation engine 234 may weight 102 and the third party that the cryptocurrency transaction is
each of the factors contributing to the risk score depending not confirmed . In some embodiments, validation engine 234
on the importance of risk of fraud . For example , it may be may transmit the notification to third party enterprise server
known by validation engine 234 that the amount of the 35 150 . Validation engine 234 may transmit the notification to
cryptocurrency transaction is the biggest factor contributing a third party device , such as the one that requested the
to whether the transaction is likely fraudulent. Thus valida transaction , in some embodiments . For example , if customer
tion engine 234 may more heavily weight this factor in 102 attempts to pay for an item at a third party retailer store
determining the risk score . with a bank cryptocurrency card or with device 110 , then
In step 1018 , validation engine 234 compares the risk 40 validation engine 234 may transmit the notification to the
score to at least one threshold . In certain embodiments, the cash register attempting to complete the purchase for cus
at least one threshold may be predetermined or may be tomer 102 .
configured by enterprise cryptocurrency server 130 or vali- The method continues in step 1032 , where validation
dation engine 234 . Validation engine 234 may determine that engine 234 may communicate a request to customer 102 to
the risk score is greater than , less than , or equal to the 45 retransmit cryptocurrency . The request may be in the form of
threshold in certain embodiments . In some embodiments , a notification , as described above , that customer 102
validation engine 234 may determine that the risk score is receives on device 110 . For example , the notification may be
between one or more thresholds. For example , if there are communicated as an email, text message, alert in the cus
three thresholds of 10 , 50 , and 100 , and the risk score is 50 .5 , tomer account, or a pop up on the enterprise application . The
validation engine 234 may determine that the risk score is 50 method then ends.
greater than the threshold of 50 and less than the threshold Modifications, additions , or omissions may bemade to the
of 100 . methods described herein without departing from the scope
In step 1020 , validation engine 234 determines the num - of the invention . For example , the steps may be combined ,
ber of required validations to confirm the cryptocurrency modified , or deleted where appropriate , and additional steps
transaction . In some embodiments , a number of thresholds 55 may be added . Additionally , the steps may be performed in
may correspond to the number of required validations to any suitable order without departing from the scope of the
confirm the cryptocurrency transaction . Using the example present disclosure . While discussed as validation engine 234
above , validation engine 234 may determine a risk score performing the steps , any suitable component of enterprise
below threshold 10 requires 1 validation , a risk score cryptocurrency server 130 may perform one or more steps of
between thresholds 10 and 50 requires 2 validations , a risk 60 the method .
score between thresholds 50 and 100 requires 4 validations , FIG . 11 illustrates an example flowchart for facilitating
and a risk score above threshold 100 requires 6 validations. cryptocurrency storage in an online vault that may be
In step 1022 , validation engine 234 receives a number of implemented by the example systems of FIG . 1 and /or FIG .
validations from a plurality of miners and in step 1024 , 2 . At step 1102, enterprise cryptocurrency server 130 may
validation engine 234 compares the number of received 65 receive an electronic request to store a private key associated
validations to the number of required validations. In certain with cryptocurrency . For example , enterprise cryptocur
embodiments, validation engine 234 may determine the rency server 130 may receive such a request over links 116 .
US 10 , 255 ,600 B2
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The request may be in conjunction with or may include a currency server 130 may associate the quantity of crypto
request to store or associate cryptocurrency with a certain currency with the customer account 203 . Next, at step 1206 ,
customer account 203. In response to the request, at step enterprise cryptocurrency server 130 may deposit the quan
1104 enterprise cryptocurrency server 130 may use vault tity of cryptocurrency into an offline vault 212 that may be
engine 236 to generate a first vault key based at least in part 5 communicatively coupled to enterprise cryptocurrency
upon the private key .Avault key may be any suitable portion server 130 . In certain embodiments, depositing the quantity
of the received private key thatmay be stored in online vault of cryptocurrency may comprise storing one or more private
210 .
At step 1106 , vault engine 236 may determine whether a keys offline
associated with the quantity of cryptocurrency in
vault 212 . According to some embodiments, a func
function or algorithm (e .g., hash function , encryption func - 10 tion or algorithm may be applied to the one or more private
tion , etc .) should be applied to the first vault key. If no keys before storage in offline vault 212 .
function or algorithm may be applied , then the example At step 1208 , after deposit , vault engine 236 may deter
method may proceed to step 1110 . Otherwise , in response to
determining that a hash function , for example , at step 1108 , mine whether a threshold has been exceeded involving
offline vault 212 . For example, the threshold may be related
may be applied to the first generated vault key, vault engine 15 01
236 may apply the hash function to the second vault key . to a total amount of cryptocurrency, private keys associated
Vault engine 236 may do this by selecting a particular hash with a total amount of cryptocurrency , public keys , and/ or
function from a plurality of hash functions . In certain any other suitable quantifiable information associated with
embodiments, the selection may be based on the geographic depositing cryptocurrencies in offline vault 212 . If the
location of where the first vault key may be stored . After 20 threshold is not exceeded , the example method may end. If
applying the hash function , vault engine 236 may store the threshold is exceeded , then , at step 1210 , vault engine
information associated with the generated first vault key 2 36 may communicate a message to facilitate the discon
such that that the private key may be retrieved by enterprise n ection of offline vault 212 . In certain embodiments , the
cryptocurrency server 130 subsequent to the storage in disconnection may be from network 120 , from data center
online vault 210 . The example method may proceed to step 25 server 160, or enterprise cryptocurrency server 130 . Accord
1110 . ing to some embodiments, the hardware containing the
Next, at step 1110 , vault engine 236 may generate a now -disconnected offline vault 212 may be physically
second vault key based at least in part upon the private key. secured.
The second vault key may be any suitable portion of the FIG . 13 illustrates an example flowchart for facilitating
received private key that may be stored in online vault 210 . 30 peer -to - peer cryptocurrency transactions that may be imple
The second vault key may be a distinct portion of the private mented by the example systems of FIG . 1 and/ or FIG . 2 . In
key from the portion of the private key used for the first vault general, the method begins at step 1302, where customer
key or there may be some overlap . At step 1112 , vault engine
236 may determine whether a function or algorithm ( e . g ., 102 may initiate a request for a financial transaction to
hash function , encryption function , etc.) should be applied to 3535 may
"transfer funds from a source to a destination . Customer 102
select virtual account 172 as either the source to
the second vault key. If no function or algorithm may be transfer funds out of virtual account 172 ) or the destination
applied , then the example method may proceed to step 1116 .
Otherwise , in response to determining that a hash function , ( to transfer funds into virtual account 172 ). Enterprise
for example , may be applied to the second generated vault cryptocurrency server 130 may receive such a request over
key, at step 1114 , vault engine 236 may apply the hash 40 links 116 from payment service server 170 . At step 1304, in
function to the second vault key . Vault engine 236 may do response , enterprise cryptocurrency server 130 determines
this by selecting a particular hash function from a plurality that customer 102 initiated the request for the financial
ofhash functions. In certain embodiments, the selection may transaction to transfer an amount of currency . Next, at step
be based on the geographic location of where the second 1306 , peer- to -peer engine 238 may validate the financial
vault key may be stored . According to some embodiments 45 transaction based at least upon the data received from
the function applied to the second vault key may be different payment service center 170 . In certain embodiments, enter
than the function applied to the first vault key . After applying prise cryptocurrency server 130 may receive the data over a
the hash function , vault engine 236 may store information dedicated interface with the payment service server 170 .
associated with the generated second vault key such that that At step 1308 , peer -to -peer engine 238 may also determine
the private key may be retrieved by enterprise cryptocur- 50 that a certain virtual account 172 is associated with a certain
rency server 130 subsequent to the storage in online vault customer account 203 based at least upon the data received
210 . The example method may proceed to step 1116 . from the payment service server 170 . If the financial trans
Once the vault keys are generated , at step 1116 , vault action passes validation , peer - to -peer engine 238 may deter
engine 236 may facilitate the storage of the vault keys in mine a quantity of cryptocurrency equivalent to the amount
online vaults 210 . For example , vault engine 236 may 55 of currency at step 1310 . For example , peer -to -peer engine
facilitate the storage of the first vault key in a first online 238 may determine a quantity of cryptocurrency that has the
vault 210 at a first data center ( e. g ., data center server 160a ). same approximate value as the amount of currency.
Next, at step 1118 , vault engine 236 may facilitate the Next, at step 1312 , peer-to -peer engine 238 may deter
storage of the second vault key in a second online vault 210 mine whether the quantity of cryptocurrency exceeds the
at a second data center ( e . g ., data center server 160b ) . 60 total quantity of cryptocurrency associated with customer
FIG . 12 illustrates an example flowchart for facilitating account 203 . If not, the example method may proceed to step
cryptocurrency storage in an offline vault that may be 1316 . If so , then peer -to - peer engine 238 may purchase , at
implemented by the example systems of FIG . 1 and /or FIG . step 1314 , on the behalf of customer 102 , the difference in
2 . The example method may start at step 1202, where quantities. For example ,peer-to -peer engine 238 may facili
enterprise cryptocurrency server 130 may receive a request 65 tate the purchase of the cryptocurrency from an exchange
to deposit a quantity of cryptocurrency into a customer server 140 . Peer- to -peer engine 238 may then transfer, at
account 203. In response, at step 1204, enterprise crypto step 1316 , the quantity of cryptocurrency to payment service
US 10 ,255 ,600 B2
71 72
server 170. In certain embodiments, this may involve the 5 . The system of claim 1 , wherein the memory further
transfer of private and /or public keys associated with the including executable instructions that upon execution cause
quantity of cryptocurrency. the system to :
Although the present invention has been described with receive a payment request for at least a portion of the
several embodiments, a myriad of changes , variations, 5 quantity of cryptocurrency ; and
alterations , transformations, and modifications may be sug in response to receiving the payment request for at least
gested to one skilled in the art, and it is intended that the a portion of the quantity of the cryptocurrency:
present invention encompass such changes, variations , determine a quantity of cryptocurrency in a float
alterations, transformations, and modifications as fall within 10 account that is equivalent to the portion of the
the scope of the appended claims. quantity ; and
transfer the quantity of cryptocurrency in the float
What is claimed is : account to a requesting party associated with the
1. A system comprising: payment request.
a memory operable to store a customer account associated 15 6 . A method comprising:
with a customer; and storing a customer account associated with a customer ;
a processor communicatively coupled to the memory, the receiving a request to deposit a quantity of cryptocurrency
memory including executable instructions that upon into the customer account ;
execution cause the system to : associating the quantity of cryptocurrency with the cus
receive a request to deposit a quantity of cryptocur - 20 tomer account;
rency into the customer account; depositing the quantity of cryptocurrency into a vault
associate the quantity of cryptocurrency with the cus connected to a network ;
tomer account; storing one or more private keys associated with the
deposit the quantity of cryptocurrency into a vault quantity of cryptocurrency into the vault , wherein the
connected to a network ; 25 one or more private keys are encrypted using a hash
store one or more private keys associated with the function ;
quantity of cryptocurrency into the vault, wherein determining a total quantity of cryptocurrency deposited
the one or more private keys are encrypted using a into the vault;
hash function ; in response to determining the total quantity of crypto
determine a total quantity of cryptocurrency deposited 30 currency deposited into the vault exceeds a threshold ,
into the vault; facilitating the disconnection of the vault from the
in response to determining the total quantity of cryp network ;
tocurrency deposited into the vault exceeds a thresh
old , facilitate the disconnection of the vault from the identifying a cryptocurrency transaction that is performed
network : 35 using a private key ;
identify a cryptocurrency transaction that is performed determining that the private key associated with the
using a private key ; cryptocurrency transaction matches a private key that is
determine that the private key associated with the stored in the vault;
cryptocurrency transaction matches a private key in response to determining that the private key associated
that is stored in the vault; 40 with the cryptocurrency transaction matches a private
in response to determining that the private key associ key that is stored in the vault , determining that the
ated with the cryptocurrency transaction matches a transaction is potentially a fraudulent transaction ; and
private key that is stored in the vault, determine that in response to determining that the transaction is poten
the transaction is potentially a fraudulent transaction ; tially a fraudulent transaction , flagging the requested
and 45 transaction as potentially fraudulent.
in response to determining that the transaction is poten - 7 . The method of claim 6 , further comprising :
tially a fraudulent transaction , flag the requested determining whether a transaction is associated with at
transaction as potentially fraudulent. least a portion of the quantity of cryptocurrency depos
2 . The system of claim 1, wherein the memory further ited into the vault; and
including executable instructions that upon execution cause 50 flagging the transaction as potentially fraudulent in
the system to : response to determining that the transaction is associ
determine whether a transaction is associated with at least ated with at least a portion of the quantity of crypto
a portion of the quantity of cryptocurrency deposited currency deposited into the vault.
into the vault ; and 8 . The method of claim 7 , wherein determining if the
flag the transaction as potentially fraudulent in response to 55 transaction is associated with at least a portion of the
determining that the transaction is associated with at quantity of cryptocurrency deposited into the vault com
least a portion of the quantity of cryptocurrency depos- prises determining whether a private key associated with the
ited into the vault. at least a portion of the quantity of cryptocurrency deposited
3 . The system of claim 2 , wherein determining if the into the vault is associated with the transaction .
transaction is associated with at least a portion of the 60 9 . The method of claim 6 , wherein the vault is physically
quantity of cryptocurrency deposited into the vault com - stored at a remote location after disconnection from the
prises determining whether a private key associated with the network .
at least a portion of the quantity of cryptocurrency deposited 10 . The method of claim 6 , further comprising:
into the vault is associated with the transaction . receiving a payment request for at least a portion of the
4 . The system of claim 1, wherein the vault is physically 65 quantity of cryptocurrency ; and
stored at a remote location after disconnection from the in response to receiving the payment request for at least
network .
US 10 , 255 ,600 B2
73 74
determining a quantity of cryptocurrency in a float determine that the transaction is potentially a
account that is equivalent to the portion of the fraudulent transaction ; and
quantity ; and in response to determining that the transaction is
transferring the quantity of cryptocurrency in the float potentially a fraudulent transaction , flag the
account to a requesting party associated with the 5 requested transaction as potentially fraudulent.
payment request. 12 . The system of claim 11 , wherein the memory further
11 . A system comprising : including executable instructions that upon execution cause
a vault ; and the system to :
a server comprising : determine whether a transaction is associated with at least
a memory operable to store a customer account asso - 10 a portion of the quantity of cryptocurrency deposited
ciated with a customer ; into the vault; and
a network interface communicatively coupled to the flag the transaction as potentially fraudulent in response to
vault; and determining that the transaction is associated with at
a processor communicatively coupled to the memory , least a portion of the quantity of cryptocurrency depos
the memory including executable instructions that 15
upon execution cause the system to : ited into the vault.
receive a request to deposit a quantity of cryptocur 13 . The system of claim 12 , wherein determining the
rency into the customer account; transaction is associated with at least a portion of the
associate the quantity of cryptocurrency with the quantity of cryptocurrency deposited into the vault com
customer account; 20 prises
P determining whether a private key associated with the
deposit the quantity of cryptocurrency into the vault ; into the vault is associated with the transaction .
store one or more private keys associated with the 14 . The system of claim 11 , wherein the vault is physi
quantity of cryptocurrency into the vault , wherein cally stored a remote location after disconnection from the
the one or more private keys are encrypted using
a hash function ; network interface .
determine a total quantity of cryptocurrency depos 15 . The system of claim 11, wherein the memory further
ited into the vault; including executable instructions that upon execution cause
in response to determining the total quantity of the system to :
me
cryptocurrency deposited into the vault exceeds a receive a payment request for at least a portion of the
threshold , facilitate the disconnection of the vault 30 quantity of cryptocurrency ; and
from the network interface ; in response to receiving the payment request for at least
identify a cryptocurrency transaction that is per a portion of the quantity of the cryptocurrency :
formed using a private key; determine a quantity of cryptocurrency in a float
determine that the private key associated with the account that is equivalent to the portion of the
cryptocurrency transaction matches a private key 35
that is stored in the vault; transfer the quantity of cryptocurrency in the float
in response to determining that the private key account to a requesting party associated with the
associated with the cryptocurrency transaction payment request.
matches a private key that is stored in the vault, * * * *