Updated: 09/18/2007

CAPTCHA - prevent bots and automatic submissions in ASP.NET

In this article I will explain the use of CAPTCHA and provide a sample class that you can use in your projects. So, what is CAPTCHA? Standing for &"Completely Automated Public Turing test to tell Computers and Humans Apart&", A CAPTCHA is a program that can generate and grade tests that most humans can pass, but current computer programs can''t pass.

• Categories
  • ASP.NET →
  • Tips and Tutorials
• Platforms
  • Windows
• Licenses
  • Freeware
• Author
  • Richard Bean