SFGTV November 16, 2012
Last number of months or even years potentially, when the card has been refilled and it also records information about the identity, the serial number about the card and a few other technical details. This can reveal a little bit of information about a person in a single read, but notably it can be used repeatedly and because it reads the serial number, you can record the same person, see if its the same card. You can use it on a smart card to track your partner or your child or your parent or anyones card you have access to on a regular basis, you can obtain information about their comings an...