1834 search results - page 45 / 367 » Public Key Cryptography |
ACMICEC
2006
ACM
13 years 11 months ago
2006
ACM
We present a practical protocol based on homomorphic cryptography for conducting provably fair sealed-bid auctions. The system preserves the secrecy of the bids, even after the an...
EUROCRYPT
2007
Springer
14 years 1 months ago
2007
Springer
We present a structural attack against the Sidelnikov cryptosystem [8]. The attack creates a private key from a given public key. Its running time is subexponential and is effecti...
EUROCRYPT
2005
Springer
14 years 1 months ago
2005
Springer
In undeniable signature schemes, zero-knowledgeness and non-transferability have been identified so far. In this paper, by separating these two notions, we show the first 3-move ...
IMA
2009
Springer
14 years 2 months ago
2009
Springer
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...