@misc{cryptoeprint:2006:004,
    author = {Lea Kissner and David Molnar},
    title = {Provably Secure Subsitution of Cryptographic Tools},
    howpublished = {Cryptology ePrint Archive, Report 2006/004},
    year = {2006},
    url = {http://eprint.iacr.org/2006/004},
}