Cryptology ePrint Archive: BibTeX Citation of Report 2014/428

@misc{cryptoeprint:2014:428,
    author = {Nuttapong Attrapadung},
    title = {Dual System Encryption via Doubly Selective Security:  Framework, Fully-secure Functional Encryption for Regular Languages, and More},
    howpublished = {Cryptology ePrint Archive, Report 2014/428},
    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.