CS290N Extra-Performance Computer Architecture
Prof. Fred Chong
SQ 2006
Problem Set 2 (Why Cryptosystems Fail)

1. What are the problems with generating random PINs instead of
   associating them with account numbers?

2. What is the security module in a bank?

3. What was wrong with the initial threat model? 

4. What are the competing railway and airline philosophies to safety?