AI article
How do you know the face on a video call is real? Measured numbers from a replay attack
Community description: A printed photo beat our identity check at 0.53. A looped screen replay passed a random-challenge liveness gate 39.5% of the time. Measured numbers, not vendor claims.
Dev.to | Oct 6, 2026 | Alice
Automated excerpt
If your bank, clinic, or school verifies people by video, a replayed video of you can look completely real to a standard face-recognition system. We tested three real people the system had never seen, plus an AI-rendered face. A crisp, centered, well-lit face can still be a video of a video.
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