Completely Automated Public Turing Test To Tell Computers And Humans Apart (CAPTCHA)

Completely Automated Public Turing Test To Tell Computers And Humans Apart (CAPTCHA) definition in Computer Security terms:

Acronym(s): CAPTCHA

Definition(s): An interactive feature added to web-forms to distinguish use of the form by humans as opposed to automated agents. Typically, it requires entering text corresponding to a distorted image or from a sound stream.
Source(s): NIST SP 800-63-2

Synonym(s): None

 

reference: CSRC Glossary