Stopping Automated Logons

[Leo]

Is there some information on how to generate a graphic that is human
readable but not machine readable with ASP.NET to prevent automated logon
attempts?

 

[Riki]

Is there some information on how to generate a graphic that is human
readable but not machine readable with ASP.NET to prevent automated
logon attempts?

This is called a CAPTCHA image.

CodeProject has several examples, such as this one:
http://www.codeproject.com/aspnet/CaptchaControl.asp

Google will help you too.

 

[Leo]

Perfect. I didn't know what to look under just a general description of
what I wanted to do. This and it's links are exactly that.