Cryptology ePrint Archive: BibTeX Citation of Report 2006/079

@misc{cryptoeprint:2006:079,
    author = {Jens-Matthias Bohli and Benjamin Glas and Rainer Steinwandt},
    title = {Towards Provably Secure Group Key Agreement Building on Group Theory},
    howpublished = {Cryptology ePrint Archive, Report 2006/079},
    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.