@misc{cryptoeprint:2008:470,
    author = {Paolo D'Arco and Alfredo De Santis},
    title = {From Weaknesses to Secret Disclosure in a Recent Ultra-Lightweight  RFID Authentication Protocol},
    howpublished = {Cryptology ePrint Archive, Report 2008/470},
    year = {2008},
    url = {http://eprint.iacr.org/2008/470},
}