Cryptology ePrint Archive: BibTeX Citation of Report 2014/868

@misc{cryptoeprint:2014:868,
    author = {Ilan Komargodski and Gil Segev and Eylon Yogev},
    title = {Functional Encryption for Randomized Functionalities in the Private-Key Setting from Minimal Assumptions},
    howpublished = {Cryptology ePrint Archive, Report 2014/868},
    year = {2014},
    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.