Cryptology ePrint Archive: BibTeX Citation of Report 2014/373

@misc{cryptoeprint:2014:373,
    author = {Philipp Jovanovic and Atul Luykx and Bart Mennink},
    title = {Beyond 2^{c/2} Security in Sponge-Based Authenticated Encryption Modes},
    howpublished = {Cryptology ePrint Archive, Report 2014/373},
    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.