@misc{cryptoeprint:2019:639,
    author = {Nico Döttling and Sanjam Garg and Yuval Ishai and Giulio Malavolta and Tamer Mour and Rafail Ostrovsky},
    title = {Trapdoor Hash Functions and Their Applications},
    howpublished = {Cryptology ePrint Archive, Report 2019/639},
    year = {2019},
    url = {https://eprint.iacr.org/2019/639},
}