Cryptology ePrint Archive: BibTeX Citation of Report 2006/277

@misc{cryptoeprint:2006:277,
    author = {Oded Goldreich},
    title = {On Expected Probabilistic Polynomial-Time Adversaries -- A suggestion for restricted definitions and their benefits},
    howpublished = {Cryptology ePrint Archive, Report 2006/277},
    year = {2006},
    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.