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 Scalable Role & Organization Based Access Control and Its ...
discretionary and mandatory access control, the adoption of RBAC in commercial software and enterprises has rapidly increased in recent years [RTI02]. The complexity of an RBAC system can be defined on the basis of the number of roles, the number of permissions, the size of the role hierarchy, the constraints on user-role and
Role Based Access Control with Spatiotemporal Context for ...
Role based access control (RBAC) is an established paradigm in resource protection. However, with the proliferation of mobile computing, it is being frequently observed that the RBAC access decision is directly influenced by the spatiotemporal context of both the subjects and the objects in the system.
Health Information System Role-Based Access Control ...
3.1. RBAC Novels or Adaptations. Some papers addressed the need for emergency access and/or access delegation features in addition to RBAC. The Khan and Sakamura [14, 16, 17] work describes an RBAC adaptation based on access context.The scenario described is emergency access needed for EHR system information that is currently common on ambulatory but mostly at hospital facilities....
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