Cryptology ePrint Archive: BibTeX Citation of Report 2010/233

@misc{cryptoeprint:2010:233,
    author = {Georg Fuchsbauer},
    title = {Commuting Signatures and Verifiable Encryption and an Application to Non-Interactively Delegatable Credentials},
    howpublished = {Cryptology ePrint Archive, Report 2010/233},
    year = {2010},
    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.