165 search results - page 1 / 33 » Auditing Sum Queries |
ICDT
2003
ACM
13 years 10 months ago
2003
ACM
In an on-line statistical database, the query system should leave unanswered queries asking for sums that could lead to the disclosure of confidential data. To check that, every su...
PODS
2000
ACM
13 years 9 months ago
2000
ACM
We study the problem of auditing databases which support statistical sum queries to protect the security of sensitive information; we focus on the special case in which the sensit...
ICDE
2007
IEEE
13 years 11 months ago
2007
IEEE
In this paper, we study the problem of auditing a batch of SQL queries: given a set of SQL queries that have been posed over a database, determine whether some subset of these quer...
ICDE
2009
IEEE
14 years 7 months ago
2009
IEEE
Auditing the changes to a database is critical for identifying malicious behavior, maintaining data quality, and improving system performance. But an accurate audit log is a histor...
VLDB
2004
ACM
13 years 10 months ago
2004
ACM
We introduce an auditing framework for determining whether a database system is adhering to its data disclosure policies. Users formulate audit expressions to specify the (sensiti...