@misc{cryptoeprint:2003:083,
    author = {Ran Canetti and Shai Halevi and Jonathan Katz},
    title = {A Forward-Secure Public-Key Encryption Scheme},
    howpublished = {Cryptology ePrint Archive, Report 2003/083},
    year = {2003},
    url = {http://eprint.iacr.org/2003/083},
}