101 search results - page 13 / 21 » Compact Group Signatures Without Random Oracles |
PAIRING
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. Efficient non-interactive zero-knowledge proofs are a powerful tool for solving many cryptographic problems. We apply the recent Groth-Sahai (GS) proof system for pairing...
ASIACRYPT
2006
Springer
13 years 11 months ago
2006
Springer
In this paper, we propose a new approach for constructing selectively convertible undeniable signature schemes, and present two efficient schemes based on RSA. Our approach allows ...
IJNSEC
2008
13 years 7 months ago
2008
The notion of strong designated verifier signature was put forth by Jakobsson, Sako and Impagliazzo in 1996, but the formal definition was defined recently by Saeednia, Kremer and...
ASIACRYPT
2000
Springer
13 years 12 months ago
2000
Springer
Assuming a cryptographically strong cyclic group G of prime order q and a random hash function H, we show that ElGamal encryption with an added Schnorr signature is secure against ...
EUROCRYPT
2007
Springer
14 years 1 months ago
2007
Springer
sion of an extended abstract to be published in Advances in Cryptology—EUROCRYPT 2007, Springer-Verlag, 2007. Available online from the IACR Cryptology ePrint Archive as Report 2...