Cryptology ePrint Archive: BibTeX Citation of Report 2013/618

@misc{cryptoeprint:2013:618,
    author = {Pierre-Alain Fouque and Pierre Karpman},
    title = {Security Amplification against Meet-in-the-Middle Attacks Using Whitening},
    howpublished = {Cryptology ePrint Archive, Report 2013/618},
    year = {2013},
    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.