@inproceedings{markert-20-pin-blocklist,
    author = {Markert, Philipp and Bailey, Daniel V. and Golla, Maximilian and D\"{u}rmuth, Markus and Aviv, Adam J.},
    title = {{This PIN Can Be Easily Guessed: Analyzing the Security of Smartphone Unlock PINs}},
    booktitle = {IEEE Symposium on Security and Privacy},
    year = {2020},
    series = {SP~'20},
    pages = {286--303},
    address = {San Francisco, California, USA},
    month = may,
    publisher = {IEEE}
}