All current audio Captchas have an inherent flaw that leaves them susceptible to automated attacks by botnets or spammers. That warning comes from a group of researchers from Stanford University, ...

From warped text to invisible AI scoring: the complete history of CAPTCHAs, how spammers beat them, and what comes next in ...

CAPTCHAs are those now ubiquitous challenges you encounter to prove that you’re a human and not a bot when you go to log in to many websites. As a computer scientist, I see CAPTCHAs as an effective ...

Google has fixed a flaw in its Audio CAPTCHA software that could have given scammers a way to automatically set up phoney accounts with the company's services. Google has fixed a flaw in its Audio ...

For that nonsense captcha, the human success rate was measured to be 60 per cent; as opposed to 14 per cent in machines. In contrast: an audio captcha currently deployed by a large online search ...

You know how, when you need to prove you’re a human — instead of a robot — you sometimes have to complete a short exercise involving numbers or photos, called a CAPTCHA? (My personal favorites are the ...

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...

Google has fixed a flaw in its Audio CAPTCHA software that could have given scammers a way to automatically set up phoney accounts with the company’s services. The flaw was described in a post to the ...