340 search results - page 29 / 68 » Computationally Private Information Retrieval with Polylogar... |
CTRSA
2004
Springer
14 years 5 days ago
2004
Springer
We introduce a new cryptographic technique that we call universal re-encryption. A conventional cryptosystem that permits reencryption, such as ElGamal, does so only for a player w...
ICHIM
2001
13 years 8 months ago
2001
The "Institut National de I'Audiovisuel" (1NA) is in charge of keeping records of national TV broadcasts. Its main function is to provide TV producers with authenti...
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
aAQUA is an online multilingual, multimedia Agricultural portal for disseminating information from and to rural communities. It answers farmers' queries based on the location...
PC
1998
13 years 6 months ago
1998
We describe Javaflow and Paraflow, the client and server parts of a digital library, providing high-performance data-retrieval and data-mining services, with emphasis on user in...
SAC
2005
ACM
14 years 10 days ago
2005
ACM
Exchange of private information content among a large number of users via E-mail List Services is becoming increasingly common. In this paper we address security requirements in t...