Indian Journal of Science and Technology
Year: 2010, Volume: 3, Issue: 6, Pages: 637-641
Marzieh Esna-Ashari1 and Hamid R. Rabiee2*
1 Department of Computer Science, School of Mathematics, University of Tehran, Tehran, Iran
2 AICTC Research Center, Department of Computer Engineering, Sharif University of Technology, Tehran, Iran
[email protected] ; [email protected]
Separation of Duty (SOD) is a fundamental principle in security systems and has a long history in computer security research. It is also an important characteristic in the Role-Based Access Control (RBAC) system. Various categories of this principle have been pointed out for RBAC environment by different researchers, but they have neither been classified nor formulated. This paper beside classifying and formulating all the former introduced types of SOD in Rolebased environment; presents and defines formally new types of Role-based SOD.
Keywords: Separation of duty (SOD), role-based access control (RBAC)
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