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How does Vouchsafe use biometrics?

Written by Jaye Hackett
Updated over 3 weeks ago

Vouchsafe can greatly increase the effectiveness of identity verification with a video selfie.

Also known as a biometric liveness check, video selfies make sure that the user:

  • is a real person

  • is not a known fraudster

  • is the genuine holder of any photo ID they're claiming

Under the hood, Vouchsafe will calculate a separate confidence score for all three of these checks.

If all three score the right side of a preset threshold value, the check will be considered to have passed.

Vouchsafe does not normally expose the raw confidence values that power the video selfie.

How have Vouchsafe's video selfies been tested?

Our biometric features are continually tested by our own team, our suppliers, and independent third-party labs with a wide range of ages, genders and skin tones, to make sure that they are secure and fair.

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