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W-RBAC - A workflow security model incorporating controlled overriding of constraints

By Jacques Wainer, Jacques Wainer, Paulo Barthelmess, Paulo Barthelmess and Akhil Kumar


This paper presents a pair of role-based access control models for workflow systems, collectively known as the W-RBAC model. The models described here contains both static and dynamic (history based) constraints, which is integrated with a workflow system. The W0-RBAC model describes our concept of dynamic constrains, and the integration of the access control system with the workflow

Year: 2001
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