Cryptology ePrint Archive: BibTeX Citation of Report 2003/150

@misc{cryptoeprint:2003:150,
    author = {Ran Canetti and Oded Goldreich and Shai Halevi},
    title = {On the random-oracle methodology as applied to length-restricted signature schemes},
    howpublished = {Cryptology ePrint Archive, Report 2003/150},
    year = {2003},
    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.