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ACMICEC
2006
ACM
117views ECommerce» more  ACMICEC 2006»
15 years 10 months ago
Practical secrecy-preserving, verifiably correct and trustworthy auctions
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...
David C. Parkes, Michael O. Rabin, Stuart M. Shieb...
EUROCRYPT
2007
Springer
16 years 22 days ago
Cryptanalysis of the Sidelnikov Cryptosystem
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...
Lorenz Minder, Amin Shokrollahi
EUROCRYPT
2005
Springer
16 years 2 days ago
3-Move Undeniable Signature Scheme
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 ...
Kaoru Kurosawa, Swee-Huay Heng
CORR
2006
Springer
182views Education» more  CORR 2006»
15 years 6 months ago
Cryptanalysis of the CFVZ cryptosystem
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...
Joan-Josep Climent, E. Gorla, J. Rosenthal