Cryptology ePrint Archive: BibTeX Citation of Report 2002/011

@misc{cryptoeprint:2002:011,
    author = {Jean-Sebastien Coron, Helena Handschuh, Marc Joye, Pascal Paillier, David Pointcheval and Christophe Tymen},
    title = {Optimal Chosen-Ciphertext Secure Encryption of Arbitrary-Length Messages},
    howpublished = {Cryptology ePrint Archive, Report 2002/011},
    year = {2002},
    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.