Cryptology ePrint Archive: BibTeX Citation of Report 2011/327

@misc{cryptoeprint:2011:327,
    author = {Eyal Kushilevitz and Steve Lu and Rafail Ostrovsky},
    title = {On the (In)security of Hash-based Oblivious RAM and a New Balancing Scheme},
    howpublished = {Cryptology ePrint Archive, Report 2011/327},
    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.