DHA-256

From The ECRYPT Hash Function Website

1 Specification

• digest size: 256 bits
• max. message length: < 2⁶⁴ bits
• compression function: 512-bit message block, 256-bit chaining variable

NIST - First Cryptographic Hash Workshop, October 31-November 1, 2005

[Electronic Edition] [Bibtex]

Author : Jesang Lee, Donghoon Chang, Hyun Kim, Eunjin Lee, Deukjo Hong
Title : A New 256-bit Hash Function DHA-256 - Enhancing the Security of SHA-256
In : NIST - First Cryptographic Hash Workshop, October 31-November 1 -

[Abstract]

2 Cryptanalysis

2.1 Best Known Results

2.2 Generic Attacks

• Generic Attacks on the Merkle-Damgaard Construction

2.3 Collision Attacks

2.4 Second Preimage Attacks

2.5 Preimage Attacks

2.6 Others

Cryptology ePrint Archive, Report 2005/398, 2005

[Bibtex]

Author : IAIK Krypto Group
Title : Preliminary Analysis of DHA-256
In : Cryptology ePrint Archive, Report 2005/398 -

[Abstract]