@misc{cryptoeprint:2016:028,
    author = {Jos Wetzels and Wouter Bokslag},
    title = {Sponges and Engines: An introduction to Keccak and Keyak},
    howpublished = {Cryptology ePrint Archive, Report 2016/028},
    year = {2016},
    url = {https://eprint.iacr.org/2016/028},
}