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A model of OASIS role-based access control and its support for active security
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Source ACM Workshop on Role Based Access Control archive
Proceedings of the sixth ACM symposium on Access control models and technologies table of contents
Chantilly, Virginia, United States
Pages: 171 - 181  
Year of Publication: 2001
ISBN:1-58113-350-2
Authors
Walt Yao  Univ. of Cambridge, Cambridge, U.K.
Ken Moody  Univ. of Cambridge, Cambridge, U.K.
Jean Bacon  Univ. of Cambridge, Cambridge, U.K.
Sponsor
SIGSAC: ACM Special Interest Group on Security, Audit, and Control
Publisher
ACM  New York, NY, USA
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Downloads (6 Weeks): 9,   Downloads (12 Months): 87,   Citation Count: 19
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ABSTRACT

OASIS is a role-based access control architecture for achieving secure interoperation of services in an open, distributed environment. Services define roles and implement formally specified policy for role activation and service use; users must present the required credentials, in the specified context, in order to activate a role or invoke a service. Roles are activated for the duration of a session only. In addition, a role is deactivated immediately if any of the conditions of the membership rule associated with its activation becomes false.OASIS does not use role delegation but instead defines the notion of appointment, whereby a user in some role may issue an \actright{} to some other user. The role activation conditions of services may include \actright{}s, prerequisite roles and environmental constraints.We motivate our approach and formalise OASIS. First, a basic model is presented followed by an extended model which includes parameterisation.


REFERENCES

Note: OCR errors may be found in this Reference List extracted from the full text article. ACM has opted to expose the complete List rather than only correct and linked references.

 
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E. Barka and R. Sandhu. A role-based delegation model and some extensions. In 23rd National Information Systems Security Conference, Baltimore, MD, October 2000.
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M. J. Covington, M. J. Moyer, and M. Ahamad. Generalized role-based access control for securing future applications. In 23rd National Information Systems Security Conference, Baltimore, MD, October 2000.
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R. Hayton, J. Bacon, and K. Moody. OASIS: Access Control in an Open, Distributed Environment. In Proceedings of IEEE Symposium on Security and Privacy, Oakland, CA, May 1998. IEEE.
 
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J. Saltzer and M. Schroeder. The protection of information in computer systems. Proceedings of the IEEE, 63(9):1278-1308, September 1975.
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CITED BY  19

Collaborative Colleagues:
Walt Yao: colleagues
Ken Moody: colleagues
Jean Bacon: colleagues