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Google testing controversial webcam-based reCAPTCHA that asks for a hand scan to prove you're human

Google is testing a reCAPTCHA check that switches on a user's camera and asks them to wave or hold up an open palm.
Android

Google reCAPTCHA May Soon Ask You for Hand Gestures to Verify Your 'Humanity'

Google is testing a new reCAPTCHA check that uses hand gestures for verification purposes. It’ll ask users to perform simple hand gestures in front of the webcam. The system analyzes them to confirm ...