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 ...

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.

If you use the web for more than just browsing (that's pretty much everyone), chances are you've had your fair share of "CAPTCHA rage," the frustration stemming from trying to discern a marginally ...

For years, Google has used the simple system of distorted text CAPTCHAs to determine whether users were humans or robots. Robots used to be unable to decipher distorted text, so they always failed the ...

Ben Khalesi covers the intersection of artificial intelligence and everyday tech at Android Police. With a background in AI and data science, he enjoys making technical topics approachable for those ...

UPDATE: Gmail, Yahoo and Hotmail's CAPTCHA broken by spammers. Jeff Yan and Ahmad Salah El Ahmad, at the School of Computing Science, Newcastle University, England recently published a research paper ...