Keyno and Visa pilot dynamic CVV codes for card-not-present transactions With e-commerce increasing sharply in the midst of the COVID-19 pandemic, a less positive trend has followed – an ...

A credit card security code provides protection against fraud in online and over-the-phone transactions.

You load that card into this app and perform some sort of verification, and then it starts generating a rotating CVV code just like Google Authenticator does.

Knowing your credit card expiration date and what to do before it expires can ensure continuity of any recurring payments.