@misc{cryptoeprint:2020:877,
    author = {Marios Georgiou and Mark Zhandry},
    title = {Unclonable Decryption Keys},
    howpublished = {Cryptology ePrint Archive, Report 2020/877},
    year = {2020},
    url = {https://eprint.iacr.org/2020/877},
}