Cryptology ePrint Archive: BibTeX Citation of Report 2012/277

@misc{cryptoeprint:2012:277,
    author = {Rkia Aouinatou (1) Mostafa Belkasmi (2)},
    title = {Cyptanalysis CDHP , BDHP and Tate pairing under certain conditions The Tate pairing is less secure than Weil},
    howpublished = {Cryptology ePrint Archive, Report 2012/277},
    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.