27 search results - page 1 / 6 » Efficient Computationally Private Information Retrieval from... |
ISW
2010
Springer
13 years 2 months ago
2010
Springer
A Private Information Retrieval (PIR) protocol allows a database user, or client, to obtain information from a data- base in a manner that prevents the database from knowing which...
FOCS
2006
IEEE
13 years 10 months ago
2006
IEEE
There is a vast body of work on implementing anonymous communication. In this paper, we study the possibility of using anonymous communication as a building block, and show that o...
CVPR
2008
IEEE
14 years 6 months ago
2008
IEEE
For content level access, very often database needs the query as a sample image. However, the image may contain private information and hence the user does not wish to reveal the ...
MMMACNS
2005
Springer
13 years 10 months ago
2005
Springer
The variety and richness of what users browse on the Internet has made the communications of web-browsing hosts an attractive target for surveillance. We show that passive external...
Publication
This paper tackles a major privacy threat in current location-based services where users have to report their exact locations to the database server in order to obtain their desire...