Liveness, Face Match & Face Search

Name: Liveness, Face Match & Face Search
Uploaded: 2026-09-15
Duration: 5 min
Description: Three biometric checks decide whether the person holding the ID is real, is the person on the document, and has not been through your flow before under another name. Here is how to read each one inside a session.

Three biometric checks decide whether the person holding the ID is real, is the person on the document, and has not been through your flow before under another name. Here is how to read each one inside a session.

What you'll learn

How to read the liveness checklist, video and score, and what a yellow or red flag means
The difference between Face Match (1:1, ID photo vs selfie) and Face Search (1:N, one face against every session)
Why the same face appearing with a different ID is a stolen-identity signal
How block lists stop a flagged face from re-entering your flow

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