This white-box, made by Axel Tillequin, is one of several steps that constituted the SSTIC 2012 challenge.
Ref: http://communaute.sstic.org/ChallengeSSTIC2012
The white-box was taken directly from Jean Sigwald's write-up.
Ref: http://static.sstic.org/challenge2012/jean_sigwald.pdf
target
contains the original white-box and instructions how to use it, as well as the solution (the key to recover).DCA
contains the DCA attack against this challenge.
See the projet wiki for the corresponding tutorial.