The RT Role-based Trust-management framework provides policy language, semantics, deduction engine, and pragmatic features such as application domain specification documents that help distributed users maintain consistent use of policy terms. This paper provides a general overview of the framework, combining some aspects described in previous publications with recent improvements and expanation of motivating applications.
Citation:
Ninghui Li, John C. Mitchell, "A Role-based Trust-management Framework," discex, vol. 1, pp.201, DARPA Information Survivability Conference and Exposition - Volume I, 2003