An automated CAPTCHA solver developed by a team of British and Chinese computer engineers proves this widely-used security feature may not anymore become efficient in protecting websites. The new ...

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 ...

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

You know about captcha tests, right? The anti-bot checks that can be found all over the internet, usually when you log into accounts or post comments? The picture ...