Cryptology ePrint Archive: BibTeX Citation of Report 2014/138

@misc{cryptoeprint:2014:138,
    author = {Jae Hong Seo},
    title = {Short Signatures from Diffie-Hellman, Revisited: Sublinear Public Key, CMA Security, and Tighter Reduction},
    howpublished = {Cryptology ePrint Archive, Report 2014/138},
    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.