Lessons from the Norwegian ATM System
Kjell Jorgen Hole, Vebjørn Moen, André N. Klingsheim, Knut Martin Tande · IEEE Security & Privacy · 2007
This case study focuses on real-world ATM card misuse, illustrating how too much secrecy led to a deterioration of PIN-based authentication procedures, and why a bank's refusal to share technical information is a threat to customers during a conflict.