CAPTCHA Functionality using C#

According to wikipedia, CAPTCHA ("Completely Automated Public Turing test to tell Computers and Humans Apart") is a challenge response test which is used to check that if the user is human or not. CAPTCHA is used exclusively in applications where the user input is required. These applications include Blogs, Forums and Portals. In this article I will demonstrate how to create a simple webpage that uses CAPTCHA functionality. Introduction: According to wikipedia, CAPTCHA ("Completely Automated Public Turing test to tell Computers and Humans Apart") is a challenge response test which is used to check that if the user is human or not. CAPTCHA is used exclusively in applications where the user input is required. These applications include Blogs, Forums and Portals. In this article I will demonstrate how to create a simple webpage that uses CAPTCHA functionality.