PALO ALTO--A team of Stanford University researchers has bad news to report about Captchas, those often unreadable, always annoying distorted letters that you're required to type in at many a Web site ...

When you visit a webpage, you might see a CAPTCHA to make sure you’re a real person and not a bot. These usually involve jumbled words, some recognizable images or just a box that says, "I am not a ...

D-Link have announced new CAPTCHA security for selected models in their router range, promising more resilience against DNS-altering malware and spyware. The new firmware – which is also available to ...

Engineers at Stanford University developed software that was able to unravel the security sequence, called a CAPTCHA, more than 40 percent of the time on eBay, 35 percent on Slashdot and one in four ...

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A core security mechanism that keeps us all safe online is likely to fail within the next few years. This could cause a massive rekeying of websites and big shifts in how we approach online security.

For years, CAPTCHA has been the first line of defense for websites attempting to ward off spambots. But at a time when bot technology is beginning to rival human faculties, many Web developers have ...

CAPTCHAs, or those jumbled words you have to enter to prove you’re a human on websites, suck. They detract from a website’s flow, and as security researchers at Imperva have found, they’re actually ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. When it comes to infostealer malware, the likes of which come ...

IT experts developed software that beat Captcha on eBay 82% of the time, Microsoft 48.9%, and Yahoo 45.5% Researchers have sparked fresh concerns about Internet security after cracking Captcha, the ...