Guido Bertoni3, Joan Daemen2, Seth Hoffert, Michaël Peeters1, Gilles Van Assche1 and Ronny Van Keer1
1STMicroelectronics - 2Radboud University - 3Security Pattern
31 May 2016
We congratulate Jian Guo1, Meicheng Liu1,2, Ling Song1,2,3 and Kexin Qiao2,3,1,4 for being the first ones to solve a 5-round collision challenge in the Keccak Crunchy Crypto Collision and Pre-image Contest!
They generated a collision for a Keccak variant with capacity 160 bits, calling the Keccak-f permutation with width 1600 and 5 rounds.
Remarkably, this breakthrough came only one month after two members of the same team, Jian and Meicheng, generated the first 3-round pre-images in our contest. [More details…]