Google Tests Camera Based reCAPTCHA Requiring Hand Gestures

Google gesture based reCAPTCHA evolution uses webcam hand tracking to stop AI bots while addressing biometric privacy concerns

Google is experimenting with a new form of online human verification where you have to make gestures in front of your webcam before access is granted. In Google official tech notes explaining the new reCAPTCHA Google states that this new system is an evolution of the old image grid and puzzle solving reCAPTCHA as "today's leading artificial intelligence bottests have become experts at defeating those kinds of challenge response measures."