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» Code-based Ring Signature Scheme
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CANS
2009
Springer
121views Cryptology» more  CANS 2009»
15 years 4 months ago
On Cryptographic Schemes Based on Discrete Logarithms and Factoring
Abstract. At CRYPTO 2003, Rubin and Silverberg introduced the concept of torus-based cryptography over a finite field. We extend their setting to the ring of integers modulo N. W...
Marc Joye
94
Voted
PKC
2004
Springer
195views Cryptology» more  PKC 2004»
15 years 2 months ago
An RSA Family of Trap-Door Permutations with a Common Domain and Its Applications
Abstract. Bellare, Boldyreva, Desai, and Pointcheval [1] recently proposed a new security requirement of the encryption schemes called “keyprivacy.” It asks that the encryption...
Ryotaro Hayashi, Tatsuaki Okamoto, Keisuke Tanaka
CCR
2000
101views more  CCR 2000»
14 years 9 months ago
Knowledge-proof based versatile smart card verification protocol
We propose a zero-knowledge interactive proof based identification and signature scheme. The protocol is based on Euler's totient function and discrete logarithms over the ri...
Dae Hun Nyang, Joo-Seok Song
EUROCRYPT
2004
Springer
15 years 1 months ago
Anonymous Identification in Ad Hoc Groups
We introduce Ad Hoc Anonymous Identification schemes, a new multi-user cryptographic primitive that allows participants from a user population to form ad hoc groups, and then prove...
Yevgeniy Dodis, Aggelos Kiayias, Antonio Nicolosi,...
EUROCRYPT
2007
Springer
15 years 3 months ago
The Power of Proofs-of-Possession: Securing Multiparty Signatures against Rogue-Key Attacks
Abstract. Multiparty signature protocols need protection against roguekey attacks, made possible whenever an adversary can choose its public key(s) arbitrarily. For many schemes, p...
Thomas Ristenpart, Scott Yilek