With the ubiquitous deployment of large scale networks more and more complex human interactions are supported by computer applications. This poses new challenges on the expressive...
According to one common view, information security comes down to technical measures. Given better access control policy models, formal proofs of cryptographic protocols, approved ...
This paper examines the notion of symmetry in Markov decision processes (MDPs). We define symmetry for an MDP and show how it can be exploited for more effective learning in singl...
For Peer-2-Peer (P2P) networks to realize their full potential their nodes need to coordinate and cooperate, to improve the performance of the network as a whole. But this requires...
In this paper we present a complete reference framework for the operation of Certification Service Provider as an organisation. The objective is to form an intermediate reference m...
Dimitrios Lekkas, Stefanos Gritzalis, Sokratis K. ...