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CAPTCHA

A CAPTCHA is a program that protects websites from spam-generating bots by requiring humans to pass a test of reading distorted text. CAPTCHAs were developed for Yahoo! in 2000 by Luis von Ahn, Manuel Blum, Nicholas Hopper and John Langford of Carnegie Mellon University.Official Site: CAPTCHA

CAPTCHA Answers

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What is a Captcha?(3 Answers)
A: CAPTCHA stands for "Completely Automated Public Turing Test To Tell Computers and Humans Apart" and is a security system used by many websites to determine if a user ...
Give me some data entry sites direct registration sites for captcha bucks, captcha buster, typethat biz, typerbiz or other sites.?(0 Answers)
A: No answers yet.
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Fast Facts

  • Fact:

    CAPTCHA is widely used to differentiate between humans and bots onlineOfficial Site: CAPTCHA

  • Fact:

    CAPTCHA stands for "Completely Automated Turing Test To Tell Computers and Humans Apart"Official Site: CAPTCHA

  • Fact:

    CAPTCHA was developed for use by Yahoo!Official Site: CAPTCHA

  • Fact:

    Developed by Luis von Ahn, Manuel Blum, Nicholas Hopper, John Langford of Carnegie Mellon UniversityOfficial Site: CAPTCHA

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