Sciweavers

112 search results - page 1 / 23
» Short Randomizable Signatures
Sort
View
CISC
2007
Springer
133views Cryptology» more  CISC 2007»
14 years 5 months ago
Unlinkable Randomizable Signature and Its Application in Group Signature
We formalize a generic method of constructing efficient group signatures, specifically, we define new notions of unlinkable randomizable signature, indirectly signable signature ...
Sujing Zhou, Dongdai Lin
PKC
2011
Springer
185views Cryptology» more  PKC 2011»
13 years 1 months ago
Signatures on Randomizable Ciphertexts
xtended abstract which appears in the 2011 International Conference on Theory and Practice in Public Key Cryptography PKC 2011 (6–9 march 2011, Taormina, Italy) D. Catalano, N. F...
Olivier Blazy, Georg Fuchsbauer, David Pointcheval...
IJNSEC
2011
108views more  IJNSEC 2011»
13 years 5 months ago
Cryptanalysis and Fixed of Short Signature Scheme without Random Oracle from Bilinear Parings
We first analyze the security of a short signature scheme without random oracles called ZCSM scheme and point out that it cannot support unforgeable under the chosen message and ...
Mingwu Zhang, Bo Yang, Yusheng Zhong, Pengcheng Li...
ASIACRYPT
2001
Springer
14 years 2 months ago
Short Signatures from the Weil Pairing
Abstract. We introduce a short signature scheme based on the Computational Diffie-Hellman assumption on certain elliptic and hyper-elliptic curves. The signature length is half the...
Dan Boneh, Ben Lynn, Hovav Shacham