Capital One's AirKey -- a tap-based authentication method built into credit or debit cards -- relied on continuous innovation and iteration.

Factors like your debt-to-income ratio, your income and existing debt all influence the interest rate on your credit card.

Capital One's credit card business requires high provisions for credit losses, but its strong net interest margin comfortably ...

The card earns 1.5% cash back on all purchases, features a sign-up bonus as well as a 0% APR promotion. You’ll get a decent flat rate on all your spending, as well as a welcome offer and ...