247 search results - page 4 / 50 » A New Cryptosystem Based On Hidden Order Groups |
CTRSA
2006
Springer
13 years 11 months ago
2006
Springer
Abstract. In this paper we present a general framework for constructing efficient multicast cryptosystems with provable security and show that a line of previous work on multicast ...
ITIIS
2010
13 years 2 months ago
2010
Anonymous hierarchical identity based encryption (HIBE) is an extension of identity based encryption (IBE) that can use an arbitrary string like an e-mail address for a public key...
CORR
2006
Springer
13 years 7 months ago
2006
Springer
The paper analyzes CFVZ, a new public key cryptosystem whose security is based on a matrix version of the discrete logarithm problem over an elliptic curve. It is shown that the co...
EUROCRYPT
1999
Springer
13 years 11 months ago
1999
Springer
Abstract. This paper investigates a novel computational problem, namely the Composite Residuosity Class Problem, and its applications to public-key cryptography. We propose a new t...
ANTS
2006
Springer
13 years 11 months ago
2006
Springer
This paper suggests a new building block for cryptographic protocols and gives two instantiations of it. The concept is to generate two descriptions of the same group: a public des...