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204
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SACMAT
2003
ACM
16 years 1 days ago
2003
ACM
In large organizations the administration of access privileges (such as the assignment of an access right to a user in a particular role) is handled cooperatively through distribu...
185
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SACMAT
2003
ACM
16 years 1 days ago
2003
ACM
In this paper we describe the work devising a new technique for role-finding to implement Role-Based Security Administration. Our results stem from industrial projects, where larg...
182
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SACMAT
2003
ACM
16 years 1 days ago
2003
ACM
Authorization policy infrastructures are evolving with the complex environments that they support. However, the requirements and technologies supporting context are not yet well u...
224
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SASN
2003
ACM
16 years 1 days ago
2003
ACM
In this paper we address the problem of secure multicast of data streams over a multihop wireless ad hoc network. We propose a dynamic multicast group management protocol that aim...
195
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SC
2003
ACM
16 years 1 days ago
2003
ACM
The need to provide remote visualization of large datasets with adequate levels of quality and interactivity has become a major impediment to distributed collaboration in Computat...