Researchers in the Stanford Computer Science Department, working in tandem with researchers from Tulane University and the French National Institute for Research in Computer Science and Control (INRIA ...

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, ...

A team of instructors and students at Towson University is trying to build a better CAPTCHA mousetrap. The group recently received a $50,000 grant for the work from the Maryland Technology Development ...

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 ...

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 ...

A great story over at Ars Technica today details the efforts of the Carnegie-Mellon University team behind the reCAPTCHA service, who has turned its attention to the audio CAPTCHAs used by the ...

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 ...