We present a real-time execution semantics for UML activity graphs that is intended for workflow modelling. The semantics is defined in terms of execution algorithms that define...
Some of the non interference properties studied in [4, 6, 18] for information flow analysis in computer systems, notably Æ , are reformulated here in a realtime setting. This is...
The primary objective of this paper is to present the deÿnition of a new dynamic, linear and modal logic for security protocols. The logic is compact, expressive and formal. It a...
Abstract. We are interested in the class of systems for which the satisfaction of code dependencies is a dynamic process rather than one which is determined purely at load-time. Ex...
The Unified Modeling Language (UML) is likely to become an important industry standard language for modelling object-oriented systems. However, its use as a precise analysis tool ...