Cryptology ePrint Archive: BibTeX Citation of Report 2008/360

@misc{cryptoeprint:2008:360,
    author = {Saurabh Dutta and Jyotsna Kumar mandal},
    title = {An Approach to ensure Information Security through 252-Bit Integrated Encryption System (IES)},
    howpublished = {Cryptology ePrint Archive, Report 2008/360},
    year = {2008},
    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.