Cryptology ePrint Archive: BibTeX Citation of Report 2008/128

@misc{cryptoeprint:2008:128,
    author = {Hidehiko Nakagami and Ryoichi Teramura and Toshihiro Ohigashi and Hidenori Kuwakado and Masakatu Morii},
    title = {A Chosen IV Attack Using Phase Shifting Equivalent Keys against DECIM v2},
    howpublished = {Cryptology ePrint Archive, Report 2008/128},
    year = {2008},
    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.