The Liberty Alliance Project develops and delivers specifications that enable federated network identity management and supporting web services. Using web redirection and open-source technologies such as SOAP and XML, they enable distributed, cross-domain interactions. The specifications include:
Liberty Identity Federation Framework
Liberty Identity Web Services Framework
Liberty Identity Services Interface Specifications
Schema Files and Service Definition Documents
Support Documents
An overview of these specifications as well as background information on the Liberty Alliance Project can be found in Chapter 1, Introduction to the Liberty Alliance Project, in Sun Java System Access Manager 7.1 Federation and SAML Administration Guide. The specifications themselves can be found on the Liberty Alliance Project web site.