Cryptology ePrint Archive: BibTeX Citation of Report 2013/402

@misc{cryptoeprint:2013:402,
    author = {Jue-Sam Chou1*, Chun-Hui Huang2, Yu-Siang Huang3, Yalin Chen4},
    title = {Efficient Two-Pass Anonymous Identity Authentication Using Smart Card},
    howpublished = {Cryptology ePrint Archive, Report 2013/402},
    year = {2013},
    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.