@misc{cryptoeprint:2019:862,
    author = {Dmitry Khovratovich},
    title = {Key recovery attacks on the Legendre PRFs within the birthday bound},
    howpublished = {Cryptology ePrint Archive, Report 2019/862},
    year = {2019},
    url = {https://eprint.iacr.org/2019/862},
}