195
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SACMAT
16 years 10 days ago
2004 ACM 
In order to provide a general access control methodology for parts of XML documents, we propose combining rolebased access control as found in the Role Graph Model, with a methodo...
192
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SACMAT
16 years 10 days ago
2004 ACM
Emerging trust and risk management systems provide a framework for principals to determine whether they will exchange resources, without requiring a complete definition of their ...
188
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SACMAT
16 years 10 days ago
2004 ACM 
Ubiquitous computing uses a variety of information for which access needs to be controlled. For instance, a person’s current location is a sensitive piece of information, which ...
175
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SACMAT
16 years 10 days ago
2004 ACM
In the era of Ubiquitous Computing and world–wide data transfer mobility, as an innovative aspect of professional activities, imposes new and complex problems of mobile and dist...
170
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SACMAT
16 years 10 days ago
2004 ACM 
We propose role-based cascaded delegation, a model for delegation of authority in decentralized trust management systems. We show that role-based cascaded delegation combines the ...
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Control Systems