A system and method for providing pluggable authentication and access control in computer systems and services are described. The authentication and access control process may be categorized into three components: an authentication protocol, a user repository and an access control model. In one embodiment,...http://www.google.fr/patents/US6954792?utm_source=gb-gplus-shareBrevet US6954792 - Pluggable authentication and access control for a messaging system
Pluggable authentication and access control for a messaging system