Originally Posted by
Loren Pechtel
My understanding is there is shielding built into the cover of the passport, it's not going to read unless it's open.
As for credit cards--yes, you are protected, but having to replace a card is a hassle.
Not correct re passport - it can be read while closed so long as you have the machine readable info (which you can only get by opening the passport, so the ability to read it when closed is not a security risk.)