The latest version of the bot detector reCaptcha is invisible to users and has spread to more than 650,000 websites. It’s great for security—but not so great for your privacy. We’ve all tried to log ...

reCAPTCHA is a free Google service to confirm that a system is being used by a human being and not a robot or bot. It helps websites secure themselves against malicious automated tools and spam ...

Google’s reCAPTCHA tool claims to block bot access on millions of websites across the internet, but what are its true intentions? The internet can be a maddening place. Whether it is websites that ...

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 ...

Like many things that start out as a mere annoyance, though eventually grow into somewhat of an affliction. One particular dark and insidious thing has more than reared its ugly head in recent years, ...

It turns out, a reCAPTCHA isn’t just looking at your answers You can save this article by registering for free here. Or sign-in if you have an account. Have you ever had to type a series of distorted ...

Captchas are well known for keeping automated spammers out and letting humans in. However, ReCaptcha is a rather clever service using them to help digitize books scanned into the Internet Archive as ...

When you log into your bank's website, you might be presented with an image showing distorted numbers and letters and asked to enter them into a field to prove you're human. These tests, called ...

When he was 12 years old, Luis von Ahn came up with a plan to make gyms free. People exercising on machines can generate electricity, he figured, and that energy is valuable. So why not eliminate gym ...

Have you started seeing images in online reCAPTCHAs that look suspiciously like house numbers pulled from Google Street View? Well, as it turns out, that’s exactly what they are. Google confirmed it’s ...