From Rorschach tests to trigonometry, this 48-level gauntlet is the most infuriating test of your humanity yet. Can you ...

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 is using a deceptively simple new test instead to weed out the bots. — -- Those distorted strings of letters and numbers you see on websites to prevent spam have instead proven to be more ...

"CAPTCHA" is one of those terms that most of us have heard of or have seen while surfing the World Wide Web. While it may be known for providing a sense of safety where cyber security is concerned, it ...

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. Websites and mobile apps have long been attacked by bots ...

A company that makes a security product designed to thwart problems such as comment spam has added new security and customization features for website owners. NuCaptcha’s self-titled product takes a ...

Apple’s Automatic Verification system for websites is getting a big boost from Cloudflare. The web security company just unveiled Turnstile, a free alternative to those irritating CAPTCHA image tests.

If those all-but-impossible-to-read Captchas disappeared tomorrow, would anyone lament their demise? Ticketmaster is betting not. The company recently announced that it plans to dump its current ...

A company that makes a security product designed to thwart problems such as comment spam has added new security and customization features for website owners. NuCaptcha’s self-titled product takes a ...