Cryptology ePrint Archive: BibTeX Citation of Report 2005/467

@misc{cryptoeprint:2005:467,
    author = {Ricardo Corin and Jerry den Hartog},
    title = {A Probabilistic Hoare-style logic for Game-based Cryptographic Proofs (Extended Version)},
    howpublished = {Cryptology ePrint Archive, Report 2005/467},
    year = {2005},
    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.