3 ms·
> For a single transaction, is it even possible to make a transaction with a credit card when: - The chip/card reader fails? - The network connection is down? -
by 8note 5y ago
> For a single transaction, is it even possible to make a transaction with a credit card when: - The chip/card reader fails? - The network connection is down? - There's a power outage?
yep. for all three, they write down your cc number