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

Google’s reCaptcha service has been cracked by researchers who devised an automated attack called unCaptcha that can break the service with 85 percent accuracy. Google’s reCaptcha service has been ...

Online websites, apps, and services typically presume everyone is a bot until proven otherwise. That's why you have to complete those annoying "I'm not a robot" challenges while browsing — the ones ...

Cloudflare announced that it has moved from Google's reCAPTCHA to hCaptcha, an independent alternative CAPTCHA provider focused on user privacy. CAPTCHAs (short for Completely Automated Public Turing ...

An exploit for the bypass vulnerability required an HTTP parameter pollution in a web application. Google has fixed a bypass for its reCAPTCHA authentication mechanism – the Turing test-based ...

We’ve all tried to log into a website or submit a form only to be stuck clicking boxes of traffic lights or storefronts or bridges in a desperate attempt to finally convince the computer that we’re ...