Grumpy Old Geeks Topics Payment card security Topic Payment card security 3 mentions in 1 episode The hosts discuss removing printed card numbers, chip payments, and one-time payment tokens. Mentions 332: 3 Hots and a Cod Apr 1, 2019 40:25 might be ditching credit card numbers 40:46 if you have the credit card number, the expiration date and the CVV 41:06 It spins up a token