163 search results - page 16 / 33 » Specifying and enforcing constraints in role-based access co... |
DNIS
2010
Springer
13 years 10 months ago
2010
Springer
Access control for relational databases is a well researched area. An SQL query is allowed or denied access to database according to the specified access control policy. On the oth...
SP
2007
IEEE
14 years 1 months ago
2007
IEEE
In several distributed systems a user should only be able to access data if a user posses a certain set of credentials or attributes. Currently, the only method for enforcing such...
ICWS
2007
IEEE
13 years 8 months ago
2007
IEEE
Service matchmaking is an important process in the operation of Service-Oriented Architecture (SOA) based systems. In this process, information from both service providers and req...
ACSAC
2002
IEEE
14 years 11 days ago
2002
IEEE
Active Spaces are physical spaces augmented with heterogeneous computing and communication devices along with supporting software infrastructure. This integration facilitates coll...
VLDB
2008
ACM
14 years 7 months ago
2008
ACM
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...