@inproceedings {279940, author = {Collins W. Munyendo and Philipp Markert and Alexandra Nisenoff and Miles Grant and Elena Korkes and Blase Ur and Adam J. Aviv}, title = {"The Same {PIN}, Just Longer": On the ({In)Security} of Upgrading {PINs} from 4 to 6 Digits}, booktitle = {31st USENIX Security Symposium (USENIX Security 22)}, year = {2022}, isbn = {978-1-939133-31-1}, address = {Boston, MA}, pages = {4023--4040}, url = {https://www.usenix.org/conference/usenixsecurity22/presentation/munyendo}, publisher = {USENIX Association}, month = aug }