SACMAT
14 years 3 months 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...
SACMAT
14 years 3 months ago
2004 ACM
This paper maintains that for an access-control mechanism to support a wide range of policies, it is best to dispense with any built-in semantics for roles in the mechanism itself...
SACMAT
14 years 3 months 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...
SACMAT
14 years 3 months 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 ...
SACMAT
14 years 3 months 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 ...
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Control Systems