In this paper, we present an Open Grid Services Architecture (OGSA)-based decentralized allocation enforcement system, developed with an emphasis on a consistent data model and ea...
This paper instigates a discourse on the unplanned effects of intelligent agents in the context of their use on the Internet. By utilizing a social informatics framework as a lens...
Service-oriented architectures (SOA) and, in particular, Web Services designs are currently widely used for the development of open, large-scale interoperable systems. In those sys...
Separation of Duty Constraints David Basin1 , Samuel J. Burri1,2 , and G?unter Karjoth2 1 ETH Zurich, Department of Computer Science, Switzerland 2 IBM Research, Zurich Research La...
Data security is a critical issue for many organizations. Sensitive data must be protected from both inside and outside attackers. Access control policies and related mechanisms h...