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A Trust and Context based Access Control model (TCAC) is proposed in this paper, which integrates trust value and context information of users into traditional role based access control. TCAC is flexible and dynamic to limit the authorizations to users. Verification and analysis of access control policy can help us understand the security requirements and states of systems. Colored Petri Net (CPN)...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.