37 search results - page 5 / 8 » Enforcing Confidentiality in Relational Databases by Reducin... |
PODS
1999
ACM
13 years 11 months ago
1999
ACM
Despite advances in recent years in the area of mandatory access control in database systems, today's information repositories remain vulnerable to inference and data associa...
ICDE
2008
IEEE
14 years 8 months ago
2008
IEEE
We study the problem of auditing a batch of SQL queries: Given a forbidden view of a database that should have been kept confidential, a batch of queries that were posed over this ...
MOBISYS
2007
ACM
14 years 7 months ago
2007
ACM
We report on the design, implementation, and evaluation of a system called Cedar that enables mobile database access with good performance over low-bandwidth networks. This is acc...
CCS
2005
ACM
14 years 1 months ago
2005
ACM
Automated trust negotiation is an approach which establishes trust between strangers through the bilateral, iterative disclosure of digital credentials. Sensitive credentials are ...
CCS
2007
ACM
14 years 1 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 ...