Cryptology ePrint Archive: BibTeX Citation of Report 2015/411

@misc{cryptoeprint:2015:411,
    author = {Pei Luo and Yunsi Fei and Xin Fang and A. Adam Ding and David R. Kaeli and Miriam Leeser},
    title = {Side-Channel Analysis of MAC-Keccak Hardware Implementations},
    howpublished = {Cryptology ePrint Archive, Report 2015/411},
    year = {2015},
    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.