227 search results - page 39 / 46 » Purpose based access control for privacy protection in relat... |
DGO
2006
13 years 9 months ago
2006
A sea of undifferentiated information is forming from the body of data that is collected by people and organizations, across government, for different purposes, at different times...
CCS
2011
ACM
12 years 7 months ago
2011
ACM
We extend Goldberg’s multi-server information-theoretic private information retrieval (PIR) with a suite of protocols for privacypreserving e-commerce. Our first protocol adds ...
ICDE
2002
IEEE
14 years 9 months ago
2002
IEEE
With the growth of the Web, there has been a rapid increase in the number of users who need to access online databases without having a detailed knowledge of the schema or of quer...
SP
1996
IEEE
13 years 12 months ago
1996
IEEE
In the proposed mandatory access control model, arbitrary label changing policies can be expressed. The relatively simple model can capture a wide variety of security policies, in...
SACMAT
2010
ACM
14 years 1 days ago
2010
ACM
There has been increasing interest in automatic techniques for generating roles for role based access control, a process known as role mining. Most role mining approaches assume t...