121 search results - page 5 / 25 » An Efficient and Secure Cryptosystem for Encrypting Long Mes... |
TCC
2009
Springer
14 years 8 months ago
2009
Springer
We study the possibility of constructing encryption schemes secure under messages that are chosen depending on the key k of the encryption scheme itself. We give the following sep...
ACMICEC
2003
ACM
14 years 21 days ago
2003
ACM
This paper describes PayCash, an Internet payment system that was designed to offer strong security and privacy protection. This system is based on the concept of electronic cash,...
JNW
2006
13 years 7 months ago
2006
Quantum cryptography is a promising solution towards absolute security in long term cryptosystems. While the use of quantum cryptography in fiber optical networks gets significant ...
EUROCRYPT
2010
Springer
14 years 8 days ago
2010
Springer
We construct a simple public-key encryption scheme that supports polynomially many additions and one multiplication, similar to the cryptosystem of Boneh, Goh, and Nissim (BGN). S...
SACRYPT
1998
Springer
13 years 11 months ago
1998
Springer
In 1998, Cai and Cusick proposed a lattice-based public-key cryptosystem based on the similar ideas of the Ajtai-Dwork cryptosystem, but with much less data expansion. However, th...