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

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 ...

Sometimes it feels like it would be easier to translate hieroglyphics than try and determine what garbled text lies in a CAPTCHA box. We've all been annoyed by it, yet the reason it exists is to keep ...

Google is today announcing an improved version of CAPTCHA that it’s calling the ‘NoCAPTCHA reCAPTCHA.’ While it sounds like a mouthful, the new service has some great benefits for users. We’ve known ...

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 ...

As someone who has worked in cybersecurity for years, it’s been fascinating to watch the evolution of CAPTCHA. Whilst you’re probably familiar with the acronym, you may not know that CAPTCHA stands ...

Google has introduced the No CAPTCHA reCAPTCHA, which the company said will do a better job at preventing robots and scripts from accessing websites. Internet users will most likely have encountered ...