@misc{cryptoeprint:2015:268,
    author = {Itai Dinur and Orr Dunkelman and Masha Gutman and Adi Shamir},
    title = {Improved Top-Down Techniques in Differential Cryptanalysis},
    howpublished = {Cryptology ePrint Archive, Report 2015/268},
    year = {2015},
    url = {https://eprint.iacr.org/2015/268},
}