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» Selecting Parameters for the Rainbow Signature Scheme
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PQCRYPTO
2010
156views Cryptology» more  PQCRYPTO 2010»
13 years 8 months ago
Selecting Parameters for the Rainbow Signature Scheme
Abstract. Multivariate public key cryptography is one of the main approaches to guarantee the security of communication in a post-quantum world. One of the most promising candidate...
Albrecht Petzoldt, Stanislav Bulygin, Johannes Buc...
IACR
2011
94views more  IACR 2011»
12 years 4 months ago
Practical Key-recovery For All Possible Parameters of SFLASH
In this paper we present a new practical key-recovery attack on the SFLASH signature scheme. SFLASH is a derivative of the older C∗ encryption and signature scheme that was broke...
Charles Bouillaguet, Pierre-Alain Fouque, Gilles M...
JOC
2011
104views more  JOC 2011»
12 years 7 months ago
Short Undeniable Signatures Based on Group Homomorphisms
This paper is devoted to the design and analysis of short undeniable signatures based on a random oracle. Exploiting their online property, we can achieve signatures with a fully s...
Jean Monnerat, Serge Vaudenay
EUROCRYPT
2007
Springer
13 years 8 months ago
Cryptanalysis of SFLASH with Slightly Modified Parameters
SFLASH is a signature scheme which belongs to a family of multivariate schemes proposed by Patarin et al. in 1998 [9]. The SFLASH scheme itself has been designed in 2001 [8] and ha...
Vivien Dubois, Pierre-Alain Fouque, Jacques Stern
IEEEICCI
2008
IEEE
13 years 10 months ago
Improved offline signature verification scheme using feature point extraction method
In this paper a novel offline signature verification scheme has been proposed. The scheme is based on selecting 60 feature points from the geometric centre of the signature and co...
Debasish Jena, Banshidhar Majhi, Saroj Kumar Panig...