Cryptology ePrint Archive: BibTeX Citation of Report 2014/549

@misc{cryptoeprint:2014:549,
    author = {Abderrahmane Nitaj, Muhammad Rezal Kamel Ariffin, Dieaa I. Nassr, and Hatem M. Bahig},
    title = {New Attacks on the RSA Cryptosystem},
    howpublished = {Cryptology ePrint Archive, Report 2014/549},
    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.