@misc{cryptoeprint:2003:082,
    author = {Tetsu Iwata and Kaoru Kurosawa},
    title = {Stronger Security Bounds for OMAC, TMAC and XCBC},
    howpublished = {Cryptology ePrint Archive, Report 2003/082},
    year = {2003},
    url = {http://eprint.iacr.org/2003/082},
}