In today's information economy, trust is the necessary foundation for secure interoperability, and central to the successful realization of what's possible on the Web. From the user perspective as well as that of the deploying organization, it’s an issue of who is trusted with what….and that requires policy, business and technology understanding and infrastructure. Thus the Liberty Alliance emerged: a first-of-its-kind standards organization with a global membership that provides a holistic approach to identity.
“Liberty Web services standards bring enterprise grade privacy and security as well as interoperability to Web 2.0 applications”