@inproceedings{meijer2015mifare,
    title       = {Ciphertext-only Cryptanalysis on Hardened {Mifare Classic} Cards},
    author      = {Meijer, Carlo and Verdult, Roel},
    booktitle   = {22nd ACM Conference on Computer and Communications Security (CCS 2015)},
    publisher   = {ACM},
    pages       = {18--30},
    year        = {2015},
}