The classic CAPTCHA system has been the main barrier to internet bot defense. Its main goal is to separate bots from human users through simple tests and usage parameter analysis. Google’s reCAPTCHA ...

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 ...

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 ...

You're probably familiar with the "I am not a robot" checkbox often seen when logging into a website. This security measure, a common CAPTCHA method, is one of several techniques used to distinguish ...

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 ...

Google has rolled back a recent release of its reCaptcha captcha script after a bug caused the service to no longer work on Firefox for Windows. Yesterday, BleepingComputer received multiple reports ...

The ‘Completely Automated Public Turing test to tell Computers and Humans Apart’ program (Captcha) required web users to use identify text and images to separate them from bots – this intelligence ...

An artificial intelligence can solve the CAPTCHA puzzles used by websites to distinguish whether browsers are humans or bots 100 per cent of the time. Andreas Plesner at ETH Zurich in Switzerland and ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Why it matters: Captcha tests that require users to duplicate distorted text, solve puzzles, or click on grids of images to prove they aren't malicious bots have drawn scorn for years. Studies have ...

It’s a pretty common occurrence on the internet: You go to make a purchase, but before you do, you have to prove you’re a human by selecting how many pictures in a three-by-three grid contain bikes.