Existing approaches to knowledge representation and reasoning in the context of open systems either deal with "objective" knowledge or with beliefs. In contrast, there ha...
In the proposed mandatory access control model, arbitrary label changing policies can be expressed. The relatively simple model can capture a wide variety of security policies, in...
This paper presents a calculus of channel security properties which allows to analyze and compare protocols for establishing secure in an insecure open network at a high level of a...
—Although policy compliance testing is generally treated as a binary decision problem, the evidence gathered during the trust management process can actually be used to examine t...
Abstract. The Unified Modelling Language (UML) is intended to describe systems, but it is not clear what systems satisfy a given collection of UML diagrams. Stephen Mellor has desc...