Cryptology ePrint Archive: BibTeX Citation of Report 2014/786

@misc{cryptoeprint:2014:786,
    author = {Chun Guo and Dongdai Lin},
    title = {On the Indifferentiability of Key-Alternating Feistel Ciphers with No Key Derivation},
    howpublished = {Cryptology ePrint Archive, Report 2014/786},
    year = {2014},
    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.