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I didn't say ROT13, it could be ROTx, or it could have a variable x (as with a big key), whatever... the advantage would be to make it slightly more difficult t
by hhm 18y ago
I didn't say ROT13, it could be ROTx, or it could have a variable x (as with a big key), whatever... the advantage would be to make it slightly more difficult to find the meaning of the numbers in the card. I know security by obscurity doesn't work, but it's better than nothing.
- tptacek 18y agoI think it would have been even worse for FasTrak if Nate had got up on stage and said that they tried to pass XOR off as encryption. Then the story would not only be negligence, but also incompetence. There's a plausible story you can tell for why FasTrak isn't secured at all.
- hhm 18y agoYou are right.