— In current peer-to-peer systems users interact with unknown services and users for the purpose of online transactions such as file sharing and trading of commodities. Peer-to-...
Semantic Web policies are general statements defining the behavior of a system that acts on behalf of real users. These policies have various applications ranging from dynamic age...
Improving the efficiency of e-Business usage requires the further development of automation techniques for interorganizational business processes as a major driver. Automation ca...
Abstract. The frameworks for protecting security and privacy can be effective only if common users--with no training in computer science or logic--increase their awareness and cont...
We study the specification of access control policy in large-scale distributed systems. Our work on real-world policies has shown that standard policy idioms such as role hierarc...