Today's debit and credit cards include a verification or security code. This is a four-digit code printed on the front of American Express cards and a three-digit version on the back of MasterCard ...

CVV stands for card verification value. It’s a three- or four-digit number found on most debit and credit cards. There are several other acronyms for this security feature within the industry.

Only the government can transfer funds to the card. Q: How do I make purchases with the card? A: As with other debit cards, you can choose to either enter a PIN code or sign for the purchase.

Fremont Bank has become the first on the West Coast to offer security-enhanced debit cards with information stored on a chip instead of on a magnetic stripe. It's called CertiFlash technology.

What Other Information Is Needed Besides a Credit Card Security Code? More people are shopping online and using their credit and debit cards to pay for purchases.