807 search results - page 48 / 162 » Term Rewriting for Access Control |
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MOBISYS
2007
ACM
16 years 3 months ago
2007
ACM
In this work, we investigate the use of directional antennas and beam steering techniques to improve performance of 802.11 links in the context of communication between a moving v...
120
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STORAGESS
2005
ACM
15 years 9 months ago
2005
ACM
Database outsourcing is becoming increasingly popular introducing a new paradigm, called database-as-a-service (DAS), where an organization’s database is stored at an external s...
134
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CCS
2007
ACM
15 years 10 months 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 ...
124
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SACMAT
2003
ACM
15 years 9 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...
138
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CCS
2010
ACM
15 years 2 months ago
2010
ACM
GPS-enabled mobile devices are a quickly growing market and users are starting to share their location information with each other through services such as Google Latitude. Locati...