Artificial intelligences fail to identify optical illusions in images created by other AIs – so these images could form the basis of a new kind of CAPTCHA test ...

Filling out CAPTCHA puzzles is tedious, but using them as (imperfect) shields against malicious bots made sense, at least ...

The DOOM captcha will give you some nostalgic fun while ... we’re also unsure if this would be an effective actual tool for weeding out bots and proving your humanity. After all, we’ve seen ...

This security measure, a common CAPTCHA method, is one of several techniques used to distinguish between human users and automated bots. However, studies have shown that CAPTCHAs do not ...