RIPEMD

1 Specification

• digest size: 128 bits
• max. message length: < 2⁶⁴ bits
• compression function: 512-bit message block, 2 streams with each 128-bit chaining variable
• Specification:

2 Cryptanalysis

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2.2 Generic Attacks

• Generic Attacks on the Merkle-Damgaard Construction

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2.3 Collision Attacks

Hans Dobbertin - RIPEMD with Two-Round Compress Function is Not Collision-Free

J. Cryptology 10(1):51-70,1997

http://dx.doi.org/10.1007/s001459900019
Bibtex

Author : Hans Dobbertin
Title : RIPEMD with Two-Round Compress Function is Not Collision-Free
In : J. Cryptology -
Address :
Date : 1997

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