Richard Shay, Saranga Komanduri, Adam L. Durity, Phillip (Seyoung) Huh, Michelle L. Mazurek, Sean M. Segreti, Blase Ur, Lujo Bauer, Nicolas Christin, Lorrie Faith Cranor. Designing Password Policies for Strength and Usability. ACM Trans. Inf. Syst. Secur., 18(4):13, 2016. [doi]
Abstract is missing.