Unmasking Cybercrime Strengthening Digital Identity Verification against Deepfakes 2026
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Appendix:
Probability yardstick
The probability language used for the forecasts aligns with the framework adopted by the UK Professional Head
of Intelligence Assessment (PHIA), which standardizes estimative terms with approximate numerical ranges.
TABLE 2 Professional Head of Intelligence Assessment (PHIA) probability yardstick
Associated term Probability range
Almost certainly Over 95%
Very likely 80–90%
Likely 65–75%
Even chance 45–55%
Unlikely 20–35%
Very unlikely Less than 10%
Source UK Government. (2025). Explaining Uncertainty in UK Intelligence Assessment.
Unmasking Cybercrime
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