Cryptology ePrint Archive: BibTeX Citation of Report 2014/666

@misc{cryptoeprint:2014:666,
    author = {Sanjam Garg and Craig Gentry and Shai Halevi and Mark Zhandry},
    title = {Fully Secure Functional Encryption without Obfuscation},
    howpublished = {Cryptology ePrint Archive, Report 2014/666},
    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.