Credit card authentication is a way of verifying that a person attempting a credit card transaction is who they say they are and that they are authorized to use that card.

Fraud prevention is a major concern for many people. To prevent fraudulent charges, most merchants require customers to provide their debit or credit card number, its expiration date and a numeric ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Mira Norian / Investopedia A bank identification number (BIN) is a numerical code assigned ...