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» An algebra for composing access control policies
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CCS
2006
ACM
13 years 11 months ago
Beyond separation of duty: an algebra for specifying high-level security policies
A high-level security policy states an overall requirement for a sensitive task. One example of a high-level security policy is a separation of duty policy, which requires a sensi...
Ninghui Li, Qihua Wang
ICWS
2008
IEEE
13 years 9 months ago
A Theory of Role Composition
We study the access control integration problem for web services. Organizations frequently use many services, each with its own access control policies, that must interoperate whi...
Jeffrey Fischer, Rupak Majumdar
ICDE
2008
IEEE
140views Database» more  ICDE 2008»
14 years 9 months ago
A Security Punctuation Framework for Enforcing Access Control on Streaming Data
The management of privacy and security in the context of data stream management systems (DSMS) remains largely an unaddressed problem to date. Unlike in traditional DBMSs where acc...
Rimma V. Nehme, Elke A. Rundensteiner, Elisa Berti...
ACSAC
2000
IEEE
13 years 12 months ago
Implementing Security Policies using the Safe Areas of Computation Approach
The World Wide Web is playing a major role in reducing business costs and in providing convenience to users. Digital Libraries capitalize on this technology to distribute document...
André L. M. dos Santos, Richard A. Kemmerer
CCS
2007
ACM
14 years 1 months ago
Direct static enforcement of high-level security policies
A high-level security policy states an overall safety requirement for a sensitive task. One example of a high-level security policy is a separation of duty policy, which requires ...
Qihua Wang, Ninghui Li