370 search results - page 4 / 74 » Providing Dynamic Security Control in a Federated Database |
DMKD
2003
ACM
14 years 1 months ago
2003
ACM
An inference problem exists in a multilevel database if knowledge of some objects in the database allows information with a higher security level to be inferred. Many such inferen...
DIM
2005
ACM
13 years 10 months ago
2005
ACM
We develop solutions for the security and privacy of user identity information in a federation. By federation we mean a group of organizations or service providers which have buil...
WIDM
2004
ACM
14 years 1 months ago
2004
ACM
Organising large-scale Web information retrieval systems into hierarchies of topic-specific search resources can improve both the quality of results and the efficient use of com...
COMPSAC
2006
IEEE
14 years 2 months ago
2006
IEEE
In federated and pervasive networks, trust management has become a cornerstone for information security and privacy. Although people have recognized the importance of privacy and ...
DBSEC
2006
13 years 10 months ago
2006
We propose a notarized federated identity management model that supports efficient user authentication when providers are unknown to each other. Our model introduces a notary servi...