Your credit card number usually consists of 15 or 16 digits, depending on the issuer. Every number of your credit card account conveys information, such as the industry, ...

Credit card numbers are used to identify the card network, the card issuer and the cardholder. Other numbers on a card include a security code, expiration date and a customer service phone number.

Credit card skimmers are now nearly invisible, targeting both physical terminals and online payments with wireless technology ...

Downgrading a credit card typically changes how you earn rewards, though it's rare you'll lose them in a product change. If ...

Most card issuers will reverse fraudulent charges and can reissue a new card with a different number. 7. Notify law enforcement: File a report with the Federal Trade Commission .