Hamsi

1 The algorithm

• Author(s): Özgül Kücük
• Website: http://homes.esat.kuleuven.be/~okucuk/hamsi/
• NIST submission package: Hamsi.zip, HamsiUpdate.zip
• an updated reference implementation can be found here (Hamsi website)

Özgül Kücük - The Hash Function Hamsi

,2008

http://ehash.iaik.tugraz.at/uploads/9/95/Hamsi.pdf
Bibtex

Author : Özgül Kücük
Title : The Hash Function Hamsi
In : -
Address :
Date : 2008

2 Cryptanalysis

Type of Analysis	Hash Function Part	Hash Size (n)	Parameters/Variants	Compression Function Calls	Memory Requirements	Reference
non-randomness	compression function	224, 256	5 rounds			Aumasson
near-collision	compression function	224, 256	3 rounds	221		Nikolic
distinguisher	compression function	224, 256	6 rounds	227		Aumasson,Meier
distinguisher	compression function	384, 512	12 rounds	2729		Aumasson,Meier
near-collision	compression function	224, 256	3 rounds	25		Wang,Wang,Jia,Wang
near-collision	compression function	224, 256	4 rounds	232		Wang,Wang,Jia,Wang
near-collision	compression function	224, 256	5 rounds	2125		Wang,Wang,Jia,Wang

A description of this table is given here.

Jean-Philippe Aumasson - On the pseudorandomness of Hamsi

,2009

http://ehash.iaik.tugraz.at/uploads/d/db/Hamsi_nonrandomness.txt
Bibtex

Author : Jean-Philippe Aumasson
Title : On the pseudorandomness of Hamsi
In : -
Address :
Date : 2009

Ivica Nikolic - Near Collisions for the Compression Function of Hamsi-256

,2009

http://rump2009.cr.yp.to/936779b3afb9b48a404b487d6865091d.pdf
Bibtex

Author : Ivica Nikolic
Title : Near Collisions for the Compression Function of Hamsi-256
In : -
Address :
Date : 2009

Jean-Philippe Aumasson, Willi Meier - Zero-sum distinguishers for reduced Keccak-f and for the core functions of Luffa and Hamsi

,2009

http://www.131002.net/data/papers/AM09.pdf
Bibtex

Author : Jean-Philippe Aumasson, Willi Meier
Title : Zero-sum distinguishers for reduced Keccak-f and for the core functions of Luffa and Hamsi
In : -
Address :
Date : 2009

Meiqin Wang, Xiaoyun Wang, Keting Jia, Wei Wang - New Pseudo-Near-Collision Attack on Reduced-Round of Hamsi-256

,2009

http://eprint.iacr.org/2009/484.pdf
Bibtex

Author : Meiqin Wang, Xiaoyun Wang, Keting Jia, Wei Wang
Title : New Pseudo-Near-Collision Attack on Reduced-Round of Hamsi-256
In : -
Address :
Date : 2009