3D Secure technology

A set of fraud prevention protocols that enables a real-time, secure, information-sharing connection between merchants, payment networks, and financial institutions to authenticate customers more accurately and reduce fraud in card-not-present transactions. Each card network (Visa, Mastercard, American Express, and Discover) has their own version of 3-D Secure.

  • • 3D Secure version 2.0 improvements over version 1.0: Stronger authentication methods – Biometric and risk-based authentication methods replace static passwords
  • • Improved customer experience – No need to enter a password or complete a sign-up form
  • • Browser-based and in-application support for more devices – Enables mobile, in-app, and digital wallet payment applications

ZIP code

A 5- to 9-digit numeric code used by the United States Postal Service (USPS) to identify a particular postal delivery area in the United States. The 9-digit code is referred to as “ZIP+4” with the last 4 digits identifying a specific delivery route within a delivery area.


Identifies a transaction canceled by a merchant before it settles through a customer’s payment card account.


Value Added Reseller – A company that adds features or services to an existing product, then resells it (usually to end-users) as an integrated product or complete turnkey solution.


A process that replaces sensitive cardholder data with a string of unique characters to safeguard payment card information during a transaction.

Transaction date

The date on which a cardholder effects a card purchase of goods, services, or other things of value, or effects a cash disbursement.

Swipe discount rate

The discount rate charged by a merchant account provider for transactions in which a credit card is available for inspection by the merchant. Swipe discount rates are generally lower than MOTO discount rates because the merchant can match signatures and perform other checks for fraud or misuse.


A recurring payment that occurs on a regular, fixed schedule. Examples include memberships, charitable donations, and rent.