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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?
Nov 19 '05 #1
2 1181
Leo wrote:
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.

--

Riki
Nov 19 '05 #2
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.
"Riki" <ri**@nospam.com> wrote in message
news:uR**************@TK2MSFTNGP12.phx.gbl...
Leo wrote:
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.

--

Riki

Nov 19 '05 #3

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