Captcha | search
Click here to view Captcha news from 60+ newspapers.
Bookmark or Share- The Official CAPTCHA SiteCAPTCHA: Telling Humans and Computers Apart Automatically A CAPTCHA is a program that protects websites against bots by generating and grading tests that humans can pass but current computer programs cannot.
- CAPTCHA: Meaning, Types & How They Work - OktaA completely automated public Turing test to tell computers and humans apart (CAPTCHA) is designed to limit access. If you're a human, you can pass these tests and gain access. If you're a bot, you can't.
- About reCAPTCHA - Google HelpreCAPTCHA is a free service from Google that helps protect websites from spam and abuse. A “CAPTCHA” is a turing test to tell human and bots apart. It is easy for humans to solve, but hard for...
- How CAPTCHAs work | What does CAPTCHA mean? | CloudflareWhat is a CAPTCHA? A CAPTCHA test is designed to determine if an online user is really a human and not a bot. CAPTCHA is an acronym that stands for "Completely Automated Public Turing test to tell Computers and Humans Apart." Users often encounter CAPTCHA and reCAPTCHA tests on the Internet.
- CAPTCHA - WikipediaA CAPTCHA (/ ˈkæp.tʃə / KAP-chə) is a type of challenge–response test used in computing to determine whether the user is human in order to deter bot attacks and spam. [1] The term was coined in 2003 by Luis von Ahn, Manuel Blum, Nicholas J. Hopper, and John Langford. [2] .
More
