McNamara probably didn't give much thought to security back then, considering he held one of three credit cards in existence. Credit card fraud likely wasn't even a budding idea in thieves' minds.

All banks require customers to set up Visa Secure, MasterCard Identity Check, Amex SafeKey & Co. So why don't merchants ...

To that end, Mastercard has deployed $10 billion over the past seven years toward safety and security tools, including the ...