Whiteboxcrypto

Challenges

White-box DES

A GNU/Linux binary [wbDES] or Windows executable [wbDES.exe] can be downloaded. Both containt the same white-box DES encryption operation with fixed embbeded secret key:

The challenge was put online in 2007. Two attacks surfaced almost at the same time, independently from each other

• January 2012, James Muir
• January 2012, Sysk. Attack has been published in Phrack. See http://phrack.org.
• July 2015, by Joppe W. Bos, Charles Hubain, Wil Michiels, and Philippe Teuwen. See http://eprint.iacr.org/2015/753.