Sciweavers

807 search results - page 27 / 162
» Term Rewriting for Access Control
Sort
View
CIKM
2010
Springer
13 years 6 months ago
Query optimization for ontology-based information integration
In recent years, there has been an explosion of publicly available RDF and OWL data sources. In order to effectively and quickly answer queries in such an environment, we present...
Yingjie Li, Jeff Heflin
ASPLOS
2008
ACM
13 years 9 months ago
Dispersing proprietary applications as benchmarks through code mutation
Industry vendors hesitate to disseminate proprietary applications to academia and third party vendors. By consequence, the benchmarking process is typically driven by standardized...
Luk Van Ertvelde, Lieven Eeckhout
SP
1997
IEEE
134views Security Privacy» more  SP 1997»
13 years 11 months ago
A Logical Language for Expressing Authorizations
A major drawback of existing access control systems is that they have all been developed with a specific access control policy in mind. This means that all protection requirement...
Sushil Jajodia, Pierangela Samarati, V. S. Subrahm...
EUC
2007
Springer
14 years 1 months ago
Obligations for Privacy and Confidentiality in Distributed Transactions
Existing access control systems are typically unilateral in that the enterprise service provider assigns the access rights and makes the access control decisions, and there is no n...
Uche M. Mbanaso, G. S. Cooper, David W. Chadwick, ...
CCS
2004
ACM
14 years 24 days ago
Comparing the expressive power of access control models
Comparing the expressive power of access control models is recognized as a fundamental problem in computer security. Such comparisons are generally based on simulations between di...
Mahesh V. Tripunitara, Ninghui Li