129 search results - page 4 / 26 » Symmetrically Private Information Retrieval |
COMPSAC
2002
IEEE
14 years 2 months ago
2002
IEEE
In the application domain of online information services such as online census information, health records and real-time stock quotes, there are at least two fundamental challenge...
ESORICS
2009
Springer
14 years 4 months ago
2009
Springer
Abstract. The ubiquity of smartphones and other location-aware handheld devices has resulted in a dramatic increase in popularity of locationbased services (LBS) tailored to user l...
ICALP
2005
Springer
14 years 3 months ago
2005
Springer
We prove new lower bounds for locally decodable codes and private information retrieval. We show that a 2-query LDC encoding nbit strings over an ℓ-bit alphabet, where the decode...
ISW
2010
Springer
13 years 7 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...
SP
2007
IEEE
14 years 4 months ago
2007
IEEE
Since 1995, much work has been done creating protocols for private information retrieval (PIR). Many variants of the basic PIR model have been proposed, including such modificati...