@misc{cryptoeprint:2004:102,
    author = {Benoît Libert and Jean-Jacques Quisquater},
    title = {The Exact Security of an Identity Based Signature and its Applications},
    howpublished = {Cryptology ePrint Archive, Report 2004/102},
    year = {2004},
    url = {http://eprint.iacr.org/2004/102},
}