25218 search results - page 4683 / 5044 » A Logic-Based Information System |
181
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CCS
2007
ACM
16 years 29 days ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
187
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CCS
2007
ACM
16 years 29 days ago
2007
ACM
We describe a new attack against web authentication, which we call dynamic pharming. Dynamic pharming works by hijacking DNS and sending the victim’s browser malicious Javascrip...
203
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CCS
2007
ACM
16 years 29 days ago
2007
ACM
Protocol reverse engineering, the process of extracting the application-level protocol used by an implementation, without access to the protocol specification, is important for m...
169
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CIKM
2007
Springer
16 years 29 days ago
2007
Springer
We present Paged Graph Visualization (PGV), a new semiautonomous tool for RDF data exploration and visualization. PGV consists of two main components: a) the “PGV explorer” an...
166
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CIKM
2007
Springer
16 years 29 days ago
2007
Springer
Modern web search engines are expected to return top-k results efficiently given a query. Although many dynamic index pruning strategies have been proposed for efficient top-k com...