Peer-to-peer systems enable efficient resource aggregation and are inherently scalable since they do not depend on any centralized authority. However, lack of a centralized autho...
Access to distributed databases containing tuples collected about mobile physical objects requires information about the objects’ trajectories. Existing access control models ca...
One of the most difficult problems to be solved by metacomputing systems is to ensure strong authentication and authorization. The problem is complicated since the hosts involved ...
An important problem that confronts data grid applications is to efficiently locate the node that stores a particular data replica. This paper proposes a Hierarchical Replica Loca...
Microsoft Windows 2000 represents a major change in desktop and network operating systems. This latest Windows operating system includes many new features and technologies that wi...