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, ...

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 ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Tam Nguyen, University of Dayton (THE CONVERSATION) CAPTCHAs are those now ubiquitous ...

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 ...