@misc{cryptoeprint:2015:470,
    author = {Vincenzo Iovino and Qiang Tang and Karol Żebrowski},
    title = {On the power of Public-key Functional Encryption with Function Privacy},
    howpublished = {Cryptology ePrint Archive, Report 2015/470},
    year = {2015},
    url = {https://eprint.iacr.org/2015/470},
}