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...
Abstract. This paper addresses the problem of specifying and establishing secure collaborations between autonomous entities that need to interact and depend on each other in order ...
Alberto E. Schaeffer Filho, Emil Lupu, Morris Slom...
This paper shows how role-based access control (RBAC) models can be implemented in distributed object-based systems that follow OMG/CORBA standards. We introduce a novel approach ...
The administration of users and access rights in large enterprises is a complex and challenging task. Roles are a powerful concept for simplifying access control, but their implem...
Abstract. Most current object-based distributed systems support access control lists for access control. However, it is difficult to determine which principal information to use fo...