Cryptology ePrint Archive: BibTeX Citation of Report 2014/774

@misc{cryptoeprint:2014:774,
    author = {Alex J. Malozemoff and Jonathan Katz and Matthew D. Green},
    title = {Automated Analysis and Synthesis of Block-Cipher Modes of Operation},
    howpublished = {Cryptology ePrint Archive, Report 2014/774},
    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.