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Separation of Duty and Context Constraints For Contextual ...
proposed Contextual Role-Based Access Control Model C-RBAC. Constraints in C-RBAC enabled the specification of a rich set of Separation of Duty (SoD) constraints over spatial purpose roles. In healthcare environment in which user roles are position and are purpose dependant, the notion of SoD is still...
A Role and Context Based Access Control Model with UML ...
In the paper [3], the Conditional Role Based Access Control (C-RBAC) model is presented. This model relies on the RBAC model and extends the notion of the role by incorporating attributes, and is ...