The process of translating a credit card number into a random sequence of numbers as a method of encryption, to enhance credit card security during a transaction.

Transaction Fee

A per item fee charged to the merchant by the acquirer for transaction activity such as sales, credit/returns, batch closures, third-party services, etc.

Transaction ID (Trans ID)

Each transaction within the system is assigned a unique transaction ID. This ID may be used to sort or identify specific transactions within the system.

Transaction Status

Each transaction within the system is given a unique status value to indicate the current processing state. A transaction status provides summary information regarding the state and subsequent actions that may be performed against a transaction. The following values may appear in the transaction status field: Authorized/ Pending Capture, Captured/Pending Settlement, Credit/ Pending Settlement, Declined, Voided, Credited, General Error, Communication Error, Settled Successfully, Under Review, Review Failed.

Transaction Type

This value indicates the type of transaction entered and actions that may be associated with the transaction.


Transactions between a merchant and a cardholder for the sale or rental of goods; the provision of services evidenced by a sales draft or credit draft, or where permitted by agreement between Global Payments and merchant, or by an electronic equivalent of a sales draft or credit draft, which is presented to Global Payments by the merchant for processing through the interchange systems.

Unauthorized Transaction

Any sale for which a Cardholder does not provide his/her specific authorization. (This should not be confused with the failure to receive an authorization response from the Issuer.)

Under Review

Transactions with this status are currently being reviewed before being submitted for processing.

Universal Cardholder Authentication Field (UCAF)

Developed by MasterCard for use in their SecureCode payment initiative, UCAF is a universal, multipurpose data transport mechanism implemented by merchants and acquirers for collecting authentication information generated by issuers and cardholders. Once collected, this information is communicated to the issuer in the payment authorization request and provides explicit evidence that the transaction was originated by a legitimate cardholder.

Verified by Visa®

This is a program offered by Visa to increase security and reduce fraud on internet-initiated purchases. One of the 3-D Secure protocols. The merchant’s website interfaces with Visa to obtain the specified fields at the time of purchase. These values are then submitted with the authorization request to verify that this is an authentic cardholder purchase.


Connects financial institutions, merchants and governments around the world with credit, debit and prepaid products.


Transactions with this status have been marked as Void within the application. Transactions with this status will not be sent for settlement.


Digital wallets allow consumers to shop online and pay using a wallet system, rather than entering a credit card for each purchase. Wallets typically use a user name and PIN or other security device to authenticate the buyer.


Allows individuals to run their website off hosted server space, by providing internet connectivity through a data center.

3-D Secure

The name for a group of protocols designed as an additional security layer for online credit and debit card transactions. Each of the major credit cards has its own versions of the 3-D Secure protocols.

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