We've released two kits to help add information card support to websites. They both implement the Patterns for Supporting Information Cards at Web Sites: Personal Cards for Sign up and Signing In . The Information Card Kit for HTML is platform-independent JavaScript and CSS code that detects if the client can use Information Cards and provides the corresponding UI support. The Information Card Kit for ASP.NET 2.0 has additonal .NET code to process the token delivered to the server when a user selects

For those of you building Information Card software, these documents provide the information you need to interoperate with Microsoft's Windows CardSpace implementation of Information Cards, both at the protocol level, and the Information Card file format level. See the Information Card Profile section of the Articles page .