@misc{cryptoeprint:2015:644,
    author = {Adam Everspaugh and Rahul Chatterjee and Samuel Scott and Ari Juels and Thomas Ristenpart},
    title = {The Pythia PRF Service},
    howpublished = {Cryptology ePrint Archive, Report 2015/644},
    year = {2015},
    url = {https://eprint.iacr.org/2015/644},
}