@misc{cryptoeprint:2020:802,
    author = {Mostafizar Rahman and Goutam Paul},
    title = {Quantum Attacks on HCTR and its Variants},
    howpublished = {Cryptology ePrint Archive, Report 2020/802},
    year = {2020},
    url = {https://eprint.iacr.org/2020/802},
}