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A new key assignment scheme for enforcing complicated access control policies in hierarchy.
Iuon-Chang Lin
Min-Shiang Hwang
Chin-Chen Chang
Published in:
Future Gener. Comput. Syst. (2003)
Keyphrases
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access control policies
access control
conflict resolution
security policies
access control systems
distributed environment
extended logic programs
data mining
fine grained
query processing
data model
distributed systems
security issues