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.
“In health care, an individual could use People Service to designate the people entitled to view medical records. Users could mark a specific doctor as a friend in their social networks.”