Cryptology ePrint Archive: BibTeX Citation of Report 2015/750

@misc{cryptoeprint:2015:750,
    author = {Ryo Nishimaki and Daniel Wichs and Mark Zhandry},
    title = {Anonymous Traitor Tracing: How to Embed Arbitrary Information in a Key},
    howpublished = {Cryptology ePrint Archive, Report 2015/750},
    year = {2015},
    note = {\url{http://eprint.iacr.org/}},
}

You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.