Authentication in public spaces is a risky task. Frauds on cash machines (ATMs) are not uncommon nowadays. The biggest group of attacks is observation attacks, which focus on reco...
Alexander De Luca, Emanuel von Zezschwitz, Heinric...
In this paper we define and provide a general construction for a class of policies we call dynamic policies. In most existing systems, policies are implemented and enforced by ch...
Prasad Naldurg, Roy H. Campbell, M. Dennis Mickuna...
In recent years auctions have become more and more important in the field of multiagent systems as useful mechanisms for resource allocation, task assignment and last but not leas...
Abstract. Usage and exploitation of the Internet is a critical requirement for managing and distributing valuable digital assets. This requirement introduces a great number of thre...
Ioannis Chatzigiannakis, Vasiliki Liagkou, D. Salo...
Abstract. We use a distributed, enriched -calculus for describing networks of services. Both services and their clients can protect themselves, by imposing security constraints on ...
Massimo Bartoletti, Pierpaolo Degano, Gian Luigi F...