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Payment card number. A payment card number, primary account number ( PAN ), or simply a card number, is the card identifier found on payment cards, such as credit cards and debit cards, as well as stored-value cards, gift cards and other similar cards. In some situations the card number is referred to as a bank card number.
A card security code ( CSC; also known as CVC, CVV, or several other names) is a series of numbers that, in addition to the bank card number, is printed (but embossed) on a credit or debit card. The CSC is used as a security feature for card not present transactions, where a personal identification number (PIN) cannot be manually entered by the ...
Luhn algorithm. The Luhn algorithm or Luhn formula, also known as the " modulus 10" or "mod 10" algorithm, named after its creator, IBM scientist Hans Peter Luhn, is a simple check digit formula used to validate a variety of identification numbers. It is described in U.S. Patent No. 2,950,048, granted on August 23, 1960.
A credit card number is the set of digits printed on either the front or back of a physical credit card. Credit card numbers are often 16 digits, but they can be as long as 19 digits or as short ...
An address verification service ( AVS) is a service provided by major credit card processors to enable merchants to authenticate ownership of a credit or debit card used by a customer. [1] AVS is done as part of the merchant's request for authorization in a non-face-to-face credit card transaction. The credit card company or issuing bank ...
The card number's prefix, called the Bank Identification Number (known in the industry as a BIN), is the sequence of digits at the beginning of the number that determine the bank to which a credit card number belongs. This is the first six digits for MasterCard and Visa cards.
Visa Inc. ( / ˈviːzə, ˈviːsə /) is an American multinational payment card services corporation headquartered in San Francisco, California. [1] [4] It facilitates electronic funds transfers throughout the world, most commonly through Visa-branded credit cards, debit cards and prepaid cards. [5] Visa is one of the world's most valuable ...
Authorization hold (also card authorization, preauthorization, or preauth) is a service offered by credit and debit card providers whereby the provider puts a hold of the amount approved by the cardholder, reducing the balance of available funds until the merchant clears the transaction (also called settlement), after the transaction is completed or aborted, or because the hold expires.