Cas.net is an http module that allows any asp.net application to authenticate to a CAS server. The authentication mecanism is transparent to the application witch in return have a standard .NET user object. In this version, the call to the CAS server is done only on the first call. After, authentication is based on .NET standand authentication cookie.
So in the application the user login is available with User.Name property.
Installation
The module is a dll that can be download here https://sourcesup.cru.fr/projects/cas.net and the installation is quite simple
asp.net application
Just drop casModule.dll in the root directory of the application and add the following to the web.config file
Windows Sharepoint Services
more is comming very soon, but in french you can already read this post on techHeadBrothers.com