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 The Generalized Temporal Role Based Access Control Model
Role Hierarchy in GTRBAC Useful for efficient security management of an organization No previous work has addressed the effect of temporal constraints on role hierarchies GTRBAC-based temporal role hierarchies allow Separation of permission inheritance and role activation semantics that facilitate management of access control...
LNCS 4602 - A Spatio-temporal Role-Based Access Control Model
critical applications, a formal model for spatio-temporal-based access control is needed that increases the security of the application and ensures that the loca-tion information cannot be exploited to cause harm. In this paper, we propose a spatio-temporal access control model, based on the Role-Based Access Control...
On the Formal Analysis of a Spatio-temporal Role-Based ...
On the Formal Analysis of a Spatio-temporal Role-Based Access Control Model 19 environmentsroles differ from the subject roles in RBAC but do have similar properties including role activation, role hierarchy and separation of duty. However, the environ-ment roles are activated according to the changing conditions specified in environmen-...
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