@misc{cryptoeprint:2021:675,
    author = {Hector B. Hougaard},
    title = {3-round Feistel is Not Superpseudorandom Over Any Group},
    howpublished = {Cryptology ePrint Archive, Report 2021/675},
    year = {2021},
    url = {https://eprint.iacr.org/2021/675},
}