Abstract. Information sharing on distributed collaboration usually occurs in broad, highly dynamic network-based environments, and formally accessing the resources in a secure mann...
The RBAC96 access control model has been the basis for extensive work on role-based constraint specification and role-based delegation. However, these practical extensions can als...
The basic idea behind delegation is that some active entity in a system delegates authority to another active entity in order to carry out some functions on behalf of the former. ...
Role-based access control (RBAC) is recognized as an efficient access control model for large organizations. Most organizations have some business rules related to access control...
Delegation of authority is an important process that needs to be captured by any access control model. In role-based access control models, delegation of authority involves delega...