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To set up CAS authentication in ASP.Net is a relatively simple process if you don't implement Forms Authentication and do NOT require your application to act as a CAS proxy.
However, when you do want to make use of ASP.Net's Forms Authentication AND CAS-enable your application for proxying, the process is a little more involved.
The good news is that it still does not require much coding at all. It just requires a little knowledge about how CAS works and how you can get ASP.Net Forms Authentication to synchronize with it.
The .Net assembly (DLL) and source code needed for this article can be downloaded here and can be compiled in Visual Studio 2005 or greater. It will create a .Net assembly (DLL) to drop . Just drop it in your project's bin folder.
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