The Keccak sponge function family

Guido Bertoni1, Joan Daemen1,2, Michaël Peeters1 and Gilles Van Assche1

1STMicroelectronics
2Radboud University

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The figures above are available under the Creative Commons Attribution license. In short, they can be freely used, provided that attribution is properly done in the figure caption, either by linking to this webpage or by citing the article where the particular figure first appeared.

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New solutions to pre-image challenges

27 April 2016

We congratulate Jian Guo (Nanyang Technological University, Singapore) and Meicheng Liu (Nanyang Technological University, Singapore and State Key Laboratory of Information Security, Institute of Information Engineering, Chinese Academy of Sciences, China) for solving two 3-round pre-image challenges in the Keccak Crunchy Crypto Collision and Pre-image Contest!

Jian and Meicheng solved the 3-round pre-image challenges for widths 800 and 1600. There remains two others, i.e., those for widths 200 and 400, plus of course all the challenges with more rounds!!! [More details…]