uis , 1 month ago Meaning I could either back up and rewrite a $20 card forever, or rewrite the balance to having FF credits or whatever. As you can guess, checksum is stored somewhere. And that somewhere happens to be card that was just dumped.
Meaning I could either back up and rewrite a $20 card forever, or rewrite the balance to having FF credits or whatever.
As you can guess, checksum is stored somewhere. And that somewhere happens to be card that was just dumped.