Documents PPT on CAPTCHA

A CAPTCHA or Captcha is a type of challenge-response test used in computing to ensure that the response is not generated by a computer. CAPTCHA requires that the user type…

Education CAPTCHA- Newly Attractive Presentation for Youth

1. CAPTCHA is a program that is a challenge – response test to separate humans from computer programs. 2.  WhyCAPTCHA was needed???To prevent the following :Multiple…

Documents CAPTCHA

Slide 1 Prabhakar Verma â08MC30â CAPTCHA Introduction A CAPTCHA is a program that protects websites against bots by generating and grading tests that humans can pass but…