In this paper we propose a conceptual model of virtual organizations as normative multiagent systems. The dynamic aspects of virtual organizations are modeled using aspects of spe...
Guido Boella, Joris Hulstijn, Leendert W. N. van d...
Despite its support of prioritized services, the IEEE 802.11e Enhanced Distributed Channel Access (EDCA) cannot guarantee strict QoS required by real-time services such as voice a...
We consider the problem of optimal channel access to provide quality of service (QoS) for data transmission in cognitive vehicular networks. In such a network the vehicular nodes ...
Recently proposed usage control concept and models extend traditional access control models with features for contemporary distributed computing systems, including continuous acce...
Separation of duties (SoD) is a key security requirement for many business and information systems. Role Based Access Controls (RBAC) is a relatively new paradigm for protecting i...
David W. Chadwick, Wensheng Xu, Sassa Otenko, Roma...