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EUROCRYPT
2012
Springer
11 years 9 months ago
Lattice Signatures without Trapdoors
We provide an alternative method for constructing lattice-based digital signatures which does not use the “hash-and-sign” methodology of Gentry, Peikert, and Vaikuntanathan (ST...
Vadim Lyubashevsky
EUROCRYPT
1999
Springer
13 years 11 months ago
Secure Hash-and-Sign Signatures Without the Random Oracle
Rosario Gennaro, Shai Halevi, Tal Rabin
CISC
2006
Springer
131views Cryptology» more  CISC 2006»
13 years 11 months ago
Efficient Intrusion-Resilient Signatures Without Random Oracles
Intrusion-resilient signatures are key-evolving protocols that extend the concepts of forward-secure and key-insulated signatures. As in the latter schemes, time is divided into di...
Benoît Libert, Jean-Jacques Quisquater, Moti...
ACNS
2010
Springer
187views Cryptology» more  ACNS 2010»
13 years 10 months ago
Generic Constructions for Verifiably Encrypted Signatures without Random Oracles or NIZKs
Verifiably encrypted signature schemes (VES) allow a signer to encrypt his or her signature under the public key of a trusted third party, while maintaining public signature verifi...
Markus Rückert, Michael Schneider 0002, Domin...
ASIACRYPT
2010
Springer
13 years 5 months ago
Random Oracles with(out) Programmability
This paper investigates the Random Oracle Model (ROM) feature known as programmability, which allows security reductions in the ROM to dynamically choose the range points of an ide...
Marc Fischlin, Anja Lehmann, Thomas Ristenpart, Th...