Abstract. An extension of the λ-calculus is proposed, to study historybased access control. It allows for security policies with a possibly nested, local scope. We define a type ...
Massimo Bartoletti, Pierpaolo Degano, Gian Luigi F...
We describe CodeQuest, a system for querying source code. It combines two previous proposals, namely the use of logic programming and database system. Experiments (on projects ran...
Elnar Hajiyev, Mathieu Verbaere, Oege de Moor, Kri...
: Man-machine systems have several desirable properties, as to user friendliness, reliability, safety, security or other global system attributes. The potential for the lack, or br...
A key idea in cryptography is using hard functions in order to obtain secure schemes. The theory of hard functions (e.g. one-way functions) has been a great success story, and the ...
Providing consistent, instant, and detailed feedback to students has been a big challenge in teaching Web based computing, given the complexity of project assignments and the comp...
Xiang Fu, Boris Peltsverger, Kai Qian, Lixin Tao, ...