The synchronous model of computation divides the execution of a program into an infinite sequence of socalled macro steps, which are further divided into finitely many micro steps....
nizing multiple forms of information and knowledge processing on different levels of abstraction in a structured and principled manner. We propose knowledge processing middleware a...
Web applications are the Achilles heel of our current ICT infrastructure. NIST's national vulnerability database clearly shows that the percentage of vulnerabilities located ...
Lieven Desmet, Frank Piessens, Wouter Joosen, Pier...
This paper formalizes the semantics of trust and studies the transitivity of trust. On the Web, people and software agents have to interact with “strangers”. This makes trust ...
In this paper, we aim to ascribe a meaning to SysML activity diagrams. To this end, we propose a dedicated algebraic-like language, namely activity calculus, and an operational se...