3712 search results - page 244 / 743 » Role-Based Access Control |
232
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ACSAC
2008
IEEE
16 years 1 months ago
2008
IEEE
Mashups have emerged as a Web 2.0 phenomenon, connecting disjoint applications together to provide unified services. However, scalable access control for mashups is difficult. T...
171
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CSFW
2008
IEEE
16 years 1 months ago
2008
IEEE
Authorization logics provide a principled and flexible approach to specifying access control policies. One of their compelling benefits is that a proof in the logic is evidence ...
172
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CCS
2007
ACM
16 years 22 days ago
2007
ACM
A Distributed Information Brokering System (DIBS) is a peer-to-peer overlay network that comprises diverse data servers and brokering components helping client queries locate the ...
219
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SPC
2005
Springer
16 years 1 days ago
2005
Springer
In pervasive computing environments, changes in context may trigger changes in an individual’s access permissions. We contend that existing access control frameworks do not provi...
160
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SACMAT
2003
ACM
15 years 11 months ago
2003
ACM
This paper presents an approach that uses special purpose RBAC constraints to base certain access control decisions on context information. In our approach a context constraint is...