Google's reCAPTCHA now supports webcam-based hand gesture verification, tracking 21 knuckle coordinates to confirm users are human. Footage is deleted after verification, and accessibility alternatives remain available.

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Google's reCAPTCHA now supports webcam-based hand gesture verification, tracking 21 hand-knuckle coordinates to confirm users are human, with footage deleted immediately after. Visual, audio, and accessibility alternatives remain available.

Google now wants you to wave your hand at your webcam to prove you are not a bot

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