Cryptology ePrint Archive: BibTeX Citation of Report 2015/772

@misc{cryptoeprint:2015:772,
    author = {Sandro Coretti and Yevgeniy Dodis and Björn Tackmann and Daniele Venturi},
    title = {Non-Malleable Encryption: Simpler, Shorter, Stronger},
    howpublished = {Cryptology ePrint Archive, Report 2015/772},
    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.