The Keccak sponge function family

Guido Bertoni1, Joan Daemen1, Michaël Peeters2 and Gilles Van Assche1

1STMicroelectronics

2NXP Semiconductors

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Tune Keccak to your requirements

12 November 2009

We provide a new page to help choose the best parameters of Keccak by specifying one's requirements in terms of collision and (second) preimage resistance. A simple application in JavaScript computes the optimal values of bitrate, capacity and output length. Have fun!