Cryptology ePrint Archive: BibTeX Citation of Report 2006/116

@misc{cryptoeprint:2006:116,
    author = {Mario Lamberger and Norbert Pramstaller and Vincent Rijmen},
    title = {Second Preimages for Iterated Hash Functions Based on a b-Block Bypass},
    howpublished = {Cryptology ePrint Archive, Report 2006/116},
    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.