Bruce Schneier points out that keypad wear is a form of "information leakage": "There are 10,000 possible four-digit codes, but you only have to try 24 on these keypads. The first is most likely 1986 or 1968. The second is almost certainly 1234."
Bruce Schneier points out that keypad wear is a form of "information leakage": "There are 10,000 possible four-digit codes, but you only have to try 24 on these keypads. The first is most likely 1986 or 1968. The second is almost certainly 1234."
