@misc{cryptoeprint:2008:162,
    author = {Michael Backes and Boris Köpf},
    title = {Formally Bounding the Side-Channel Leakage in Unknown-Message Attacks},
    howpublished = {Cryptology ePrint Archive, Report 2008/162},
    year = {2008},
    url = {http://eprint.iacr.org/2008/162},
}