![]() ![]() The acronym was introduced in the University of Pittsburgh researchers’ publication in 2003 and is still the term that is used to refer to this type of test. The term CAPTCHA stands for Completely Automated Public Turing-test-to-tell Computers and Humans Apart which translates to Public and Fully Automated Turing Test to distinguish humans and computers. But what is Captcha? What is CAPTCHA code? Years later, in 2003, a research group from Carnegie Mellon University (Pittsburgh) introduced a similar method that they identified with the acronym of CAPTCHA. The method used by this research group came to fruition with the publication of a patent in 1998. On one hand, we have the AltaVista team which developed them in 1997 to introduce them in its search engine in order to prevent it from being used by bots. It’s not clear who it was that first introduced CAPTCHA codes. ![]()
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