Originally Posted by lobo411

Google "US Bank Mastercard gift card fraud" for another good example of fraud that would be easy to stop if the company felt like trying. In a nutshell, US Bank numbers their gift cards sequentially (1, 2, 3, 4) instead of randomly. And they use the same few numbers on every card, so hackers don't need to guess 16 numbers. Once they find a number that works, they can just proceed sequentially from there and hack lots of other cards. This has been going on for years.

It would be easy to fix this by randomizing the numbers, but they haven't done it. That would be work.

PS--Never buy US Bank gift cards! ;-)