As the ontologies are the pivotal element of the Semantic Web in E-Commerce, it is necessary to protect the ontology’s integrity and availability. In addition, both suppliers and...
Andreas Ekelhart, Stefan Fenz, A. Min Tjoa, Edgar ...
Abstract--The widespread deployment of Automated Fingerprint Identification Systems (AFIS) in law enforcement and border control applications has heightened the need for ensuring t...
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...
Sabrina De Capitani di Vimercati, Sara Foresti, Su...
Abstract. Permission-role assignment is an important issue in rolebased access control (RBAC). There are two types of problems that may arise in permission-role assignment. One is ...
Abstract--Role based access control (RBAC) is a powerful security administration concept that can simplify permission assignment management. Migration to and maintenance of RBAC re...
Dana Zhang, Kotagiri Ramamohanarao, Steven Verstee...