Cryptology ePrint Archive: BibTeX Citation of Report 2012/262

@misc{cryptoeprint:2012:262,
    author = {I. Damgard and M. Keller and E. Larraia and C. Miles and N.P. Smart},
    title = {Implementing AES via an Actively/Covertly Secure Dishonest-Majority MPC Protocol},
    howpublished = {Cryptology ePrint Archive, Report 2012/262},
    year = {2012},
    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.