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CCS
2007
ACM
14 years 4 months 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 ...
CCS
2007
ACM
14 years 4 months ago
2007
ACM
Browsers’ isolation mechanisms are critical to users’ safety and privacy on the web. Achieving proper isolations, however, is very difficult. Historical data show that even fo...
CCS
2007
ACM
14 years 4 months 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...
CCS
2007
ACM
14 years 4 months ago
2007
ACM
In this paper, we define and explore proofs of retrievability (PORs). A POR scheme enables an archive or back-up service (prover) to produce a concise proof that a user (verifier...
CICLING
2007
Springer
14 years 4 months ago
2007
Springer
Distributions of the senses of words are often highly skewed. This fact is exploited by word sense disambiguation (WSD) systems which back off to the predominant (most frequent) s...