what is captcha?? why it is really used??
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CAPTCHA or Completely Automated Public Turing test to Tell Computers and Humans Apart is a technique to distinguish between humans and computers. CAPTCHA is mainly used as a security check to ensure only human users can pass through. Generally, computers or bots are not capable of solving a captcha.
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Captcha Or completely automated public turning test to tell computers and human apart is a technically to distinguish between humans and computers . captcha is mainly used as a security check to ensure only human user can pass through.
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