Cryptology ePrint Archive: BibTeX Citation of Report 2003/195

@misc{cryptoeprint:2003:195,
    author = {Dan Boneh and Giovanni Di Crescenzo and Rafail Ostrovsky and Giuseppe Persiano},
    title = {Public Key Encryption with keyword Search},
    howpublished = {Cryptology ePrint Archive, Report 2003/195},
    year = {2003},
    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.