In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
— Recent advance in IEEE 802.11 based standard has pushed the wireless bandwidth up to 600Mbps while keeping the same wireless medium access control (MAC) schemes for full backwa...
In Java 2 and Microsoft .NET Common Language Runtime (CLR), trusted code has often been programmed to perform accessrestricted operations not explicitly requested by its untrusted ...
Marco Pistoia, Robert J. Flynn, Larry Koved, Vugra...
Increasingly, scalable distributed applications are being constructed by integrating reusable components spanning multiple administrative domains. Dynamic composition and deployme...
Abstract Role-based access control RBAC has recently received a lot of attention due to its exibility, expressive power and simplicity in administration. In RBAC permissions are as...