Abstraction is the key for effectively dealing with the state explosion in model-checking. Unfortunately, finding abstractions which are small and yet enable us to get conclusive ...
Abstract. An extension of the λ-calculus is proposed to study historybased access control. It allows for parametrized security policies with a possibly nested, local scope. To gov...
Massimo Bartoletti, Pierpaolo Degano, Gian Luigi F...
Requirements engineering is the Achilles’ heel of the whole software development process, because requirements documents are often inconsistent and incomplete. Misunderstandings ...
SQL extensions that allow queries to explicitly specify data quality requirements in terms of currency and consistency were proposed in an earlier paper. This paper develops a dat...