Cryptology ePrint Archive: BibTeX Citation of Report 2006/236

@misc{cryptoeprint:2006:236,
    author = {Shidi Xu, Yi Mu, Willy Susilo, Xiaofeng Chen, Xinyi Huang, Fangguo Zhang},
    title = {Online/Offline Signatures and Multisignatures for AODV and DSR Routing Security},
    howpublished = {Cryptology ePrint Archive, Report 2006/236},
    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.