Cryptology ePrint Archive: BibTeX Citation of Report 2012/528

@misc{cryptoeprint:2012:528,
    author = {Graham Enos and Yuliang Zheng},
    title = {An ID-Based Signcryption Scheme with Compartmented Secret Sharing for Unsigncryption},
    howpublished = {Cryptology ePrint Archive, Report 2012/528},
    year = {2012},
    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.