@misc{cryptoeprint:2013:234,
    author = {Özgür Dagdelen and Marc Fischlin and  Tommaso Gagliardoni and Giorgia Azzurra Marson and Arno Mittelbach and Cristina Onete},
    title = {A Cryptographic Analysis of OPACITY},
    howpublished = {Cryptology ePrint Archive, Report 2013/234},
    year = {2013},
    url = {http://eprint.iacr.org/2013/234},
}