Implementing CAPTCHA technology for the purposes of Google Books could, ironically, turn the tables on its Internet security capabilities.

Google's reCAPTCHA has evolved from distorted text, to street numbers, to "I'm not a robot" tickboxes and, most recently, to their new invisible system. And now the company is bringing its bot ...

How do you let people create user accounts or post comments on your Web site without letting spam bots in? Simple — make your users prove they’re human. Many Web sites use CAPTCHA (Completely ...

The ubiquitous CAPTCHA service now relies more on behavioral factors below the surface of the site. Normally, users shouldn't have to parse fuzzy text anymore.

Google first launched its bot-detection reCAPTCHA system in 2007, which means that for over 10 years we've been deciphering garbled text, identifying street lights and clicking tiny boxes in a bid ...

The CAPTCHA is the squiggly word that appears on Web sites to stop bots from sending spam and doing other vile deeds. Recently, several computer scientists reported on an innovative application of ...

Google’s purchase of reCAPTCHA is hailed as win-win for users and the search giant. Not so much for critics of the search giant’s controversial book scanning project, which the purchase ...

Alphabet's (GOOG, GOOGL) Google is expanding the availability of reCAPTCHA, and the verification technology will now be able to, for the first time, protect payments.

When a web application using reCAPTCHA challenges a visitor, Google provides an image set through JavaScript code. When a visitor solves the image-based puzzle, an HTTP request is triggered.