The role-based access control (RBAC) has significantly simplified the management of users and permissions in computing systems. In dynamic environments, systems are usually unde...
In defining large, complex access control policies, one would like to compose sub-policies, perhaps authored by different organizations, into a single global policy. Existing po...
The RBAC metaphor is powerful in its ability to express access control policy in terms of the way in which administrators view organizations. The functionality of simple Role Base...
In a set of access control policies, incompleteness is the existence of situations for which no policy applies. Some of these situations can be exploited by attackers, to obtain un...
Riaz Ahmed Shaikh, Kamel Adi, Luigi Logrippo, Serg...
Role-based access control has been a focal area for many security researchers over the last decade. There have been a large number of models, and many rich specification language...