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150
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COMAD
2008
15 years 8 months ago
2008
Role-based access control (RBAC) has attracted considerable research interest. However, the computational issues of RBAC models are yet to be thoroughly studied. In this paper, we...
173
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ECSCW
2001
15 years 8 months ago
2001
Abstract. Team automata provide a framework for capturing notions like coordination, colon, and cooperation in distributed systems. They consist of an abstract specification of com...
181
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IJNSEC
2007
15 years 6 months ago
2007
In a hierarchical structure, a user in a security class has access to information items of another class if and only if the former class is a predecessor of latter. Based upon cry...
175
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ICSNC
2007
IEEE
16 years 25 days ago
2007
IEEE
To support QoS guarantee and resource usage in heterogeneous access network environments more efficiently (UMTS, WIMAX, WLAN DVB-T, DVB-H), there is the challenge of automated con...
207
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SACMAT
2006
ACM
16 years 14 days ago
2006
ACM
In this paper we have addressed confidentiality and privacy for video surveillance databases. First we discussed our overall approach for suspicious event detection. Next we discu...