What is CAPTCHA?

Question

What is CAPTCHA and what does it do?

Answer

This question was answered on February 18, 2004. Much of the information contained herein may have changed since posting.

CAPTCHA stands for Completely Automated Public Turing test to tell computers and humans apart, a technique used by a computer to tell if it is interacting with a human or another computer

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Author

Posted by Student of Katharine Gibbs School - New York on February 18, 2004