Cryptology ePrint Archive: BibTeX Citation of Report 2014/169

@misc{cryptoeprint:2014:169,
    author = {Abdul Hamid M. Ragab, Osama S. Farag Alla, Amin Y. Noaman},
    title = {Encryption Quality Analysis of the RCBC Block Cipher Compared with RC6 and RC5 Algorithms },
    howpublished = {Cryptology ePrint Archive, Report 2014/169},
    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.