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ACISP
2008
Springer
15 years 6 months ago
Non-linear Reduced Round Attacks against SHA-2 Hash Family
Most of the attacks against (reduced) SHA-2 family in literature have used local collisions which are valid for linearized version of SHA-2 hash functions. Recently, at FSE ’08, ...
Somitra Kumar Sanadhya, Palash Sarkar
ICISC
2007
97views Cryptology» more  ICISC 2007»
15 years 1 months ago
New Local Collisions for the SHA-2 Hash Family
The starting point for collision attacks on practical hash functions is a local collision. In this paper, we make a systematic study of local collisions for the SHA-2 family. The p...
Somitra Kumar Sanadhya, Palash Sarkar
ASIACRYPT
1992
Springer
15 years 3 months ago
An Attack on Two Hash Functions by Zheng-Matsumoto-Imai
In [ZMI89,ZMI90] two constructions for a collision resistant hash function were proposed. The first scheme is based on a block cipher, and the second scheme uses modular arithmetic...
Bart Preneel, René Govaerts, Joos Vandewall...
FSE
2009
Springer
148views Cryptology» more  FSE 2009»
15 years 3 months ago
Cryptanalysis of the LAKE Hash Family
We analyse the security of the cryptographic hash function LAKE-256 proposed at FSE 2008 by Aumasson, Meier and Phan. By exploiting non-injectivity of some of the building primitiv...
Alex Biryukov, Praveen Gauravaram, Jian Guo, Dmitr...
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ACISP
2008
Springer
15 years 6 months ago
Collisions for Round-Reduced LAKE
LAKE is a family of cryptographic hash functions presented at FSE 2008. It is an iterated hash function and defines two main instances with a 256 bit and 512 bit hash value. In th...
Florian Mendel, Martin Schläffer