Project HashClash


Project HashClash is a Framework for MD5 & SHA-1 Differential Path Construction and Chosen-Prefix Collisions for MD5. It's goal is to further understanding and study of the weaknesses of MD5 and SHA-1.


Obtain Source Code

Obtain source code using the following subversion command at the command line:
svn checkout hashclash-read-only
See Build Instructions for further directions.


We welcome any feedback on new collision attacks, new applications for chosen-prefix collisions and any tweaks and optimizations of the hashclash programs. You can forward your feedback to this e-mail address: marc (at) marc-stevens (dot) nl


Copyright (C) 2009-2015 Marc Stevens