Cryptology ePrint Archive: BibTeX Citation of Report 2011/289

@misc{cryptoeprint:2011:289,
    author = {Martin R. Albrecht and Jean-Charles Faugère and Pooya Farshim and Gottfried Herold and Ludovic Perret},
    title = {Polly Cracker, Revisited},
    howpublished = {Cryptology ePrint Archive, Report 2011/289},
    year = {2011},
    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.