Cryptology ePrint Archive: BibTeX Citation of Report 2010/265

@misc{cryptoeprint:2010:265,
    author = {Jian Weng and Minrong Chen and Yanjiang Yang and Robert H. Deng and Kefei Chen and Feng Bao},
    title = {CCA-Secure Unidirectional Proxy Re-Encryption in the Adaptive Corruption Model without Random Oracles},
    howpublished = {Cryptology ePrint Archive, Report 2010/265},
    year = {2010},
    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.