6. The system of claim 1 , further comprises the plurality of user identities includes at least one information card.
6. The system of claim 1 , further comprises the plurality of user identities includes at least one information card. 7. The system of claim 6 , further comprises: the identity manager is programmed to receive from a service provider environment the security policy, and for determining whether any of the information cards satisfies the security policy requirements; and the privacy engine is programmed to use, in the evaluation operation, the privacy preference of any information card determined to satisfy the security policy requirements.