@misc{cryptoeprint:2015:417,
    author = {Mark Bun and Mark Zhandry},
    title = {Order-Revealing Encryption and the Hardness of Private Learning},
    howpublished = {Cryptology ePrint Archive, Report 2015/417},
    year = {2015},
    url = {https://eprint.iacr.org/2015/417},
}