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Basic Processing
- Basic Authorizations
  - Required Fields for Processing Basic Authorizations Using the REST API
    - Country-Specific Required Fields for Processing Basic Authorizations Using the REST API
  - Declined Authorizations
  - REST Interactive Example: Processing an Authorization
  - REST Example: Processing a Basic Authorization
- Authorization with Line Itemization
  - Required Fields
  - Country Specific Required Fields
  - REST Example: Processing a Basic Authorization with Line Items
- Incremental Authorization
  - Required Fields for Processing Incremental Authorizations Using REST APIs
    - Country Specific Required Fields for Processing Basic Authorizations Using REST APIs
  - Optional Fields for Processing Incremental Authorizations Using REST APIs
  - Performing an Incremental Authorization Using REST APIs
  - Example: Processing an Incremental Authorization Using the REST API
- Zero Amount Authorizations
  - Required Fields for Processing Zero Amount Authorizations Using the REST API
  - Country-Specific Required Fields for Processing Basic Zero Amount Authorizations Using the REST API
  - Authorizing a Payment Using REST APIs
  - REST Example: Processing a Zero Amount Authorization
- Authorization with an SCA Exemption
  - Required Fields for an Authorization with an SCA Exemption Using the REST API
  - REST Example: Authorization with an SCA Exemption for Low Value Transactions
- Captures
  - Required Fields for Capturing a Payment Using the REST API
  - REST Interactive Example: Capturing a Payment
  - REST Example: Capturing an Authorization
- Sales
  - Required Fields for Processing a Sale Using the REST API
  - REST Example: Requesting a Sale
- Authorization Reversals
  - Required Fields for Processing Authorization Reversals Using REST APIs
  - Capturing an Authorization Using REST APIs
  - Example: Processing an Authorization Reversal Using the REST API
- Refunds
  - Required Fields for Processing Refunds Using the REST API
  - REST Interactive Example: Processing a Refund
  - Example: Processing a Refund Using the REST API
- Credits
  - Required Fields for Processing a Credit Using the REST API
  - REST Interactive Example: Processing a Credit
  - REST Example: Processing a Credit
- Voids
  - Required Fields for Processing Voids Using REST APIs
  - REST Example: Processing a Void

Card-Present Authorizations
- EMV Chip and Online PIN Authorization
  - Fallback
  - Required Fields for a Contact EMV Authorization with Online PIN Using the REST API
  - Country-Specific Required Fields for an EMV Credit Card Transaction Using the REST API
  - REST Example: EMV Chip and Online PIN Authorization
- EMV Chip (Contact) and Offline PIN Authorization
  - Fallback
  - Required Fields for a Contact EMV Authorization with Offline PIN Using the REST API
  - Country-Specific Required Fields for an EMV Credit Card Transaction Using the REST API
  - REST Example: EMV Chip (Contact) with an Offline PIN
- EMV Chip (Contact) and Signature
  - Fallback
  - Required Fields for a Contact EMV Authorization with a Signature Using the REST API
  - Country-Specific Required Fields for an EMV Credit Card Transaction Using the REST API
  - REST Example: EMV Chip (Contact) with a Signature
- EMV Chip (Contactless) and Online PIN
  - Fallback
  - Required Fields for an EMV Contactless Authorization with an Online PIN Using the REST API
  - Country-Specific Required Fields for an EMV Credit Card Transaction Using the REST API
  - REST Example: EMV Chip (Contactless) with an Online PIN
- EMV Chip (Contactless) and Offline PIN
  - Fallback
  - Required Fields for an EMV Contactless Authorization with an Offline PIN Using the REST API
  - Country-Specific Required Fields for an EMV Credit Card Transaction Using the REST API
  - REST Example: EMV Chip (Contactless) with an Offline PIN
- EMV Chip (Contactless with a Signature
  - EMV Fallback
  - Required Fields for an EMV Contactless Authorization with a Signature Using the REST API
  - Country-Specific Required Fields for an EMV Credit Card Transaction Using the REST API
  - REST Example: EMV Chip (Contactless) with a Signature

Payer Authentication Processing
- Visa Secure
  - Required Fields for an Authorization with Visa Secure Using REST APIs
  - Example: Authorization with Visa Secure Using the REST API
- Authorization with an SCA Exemption
  - Required Fields for an Authorization with an SCA Exemption Using the REST API
  - REST Example: Authorization with an SCA Exemption for Low Value Transactions

Credentialed Transactions
- Customer-Initiated Transactions with Credentials on File
  - Storing Customer Credentials with a Customer-Initiated Transaction
    - Required Fields
    - REST Example: Storing Customer Credentials During a Customer-Initiated Transaction
  - Using Stored Customer Credentials During a Customer-Initiated Transaction
    - Card-Specific Requirements
    - Required Fields
    - REST Example: Retrieving Customer Credentials During a Customer-Initiated Transaction
- Merchant-Initiated Transactions
  - credentials-mit-industry
    - credentials-mit-delay-intro
      - credentials-mit-common-intro-card
      - credentials-mit-delay-required
      - credentials-mit-delay-ex-rest
    - credentials-mit-incremental-intro
      - credentials-mit-common-intro-card
      - credentials-mit-incremental-required
      - credentials-mit-incremental-ex-rest
    - credentials-mit-reauth-intro
      - credentials-mit-common-intro-card
      - credentials-mit-reauth-required
      - credentials-mit-reauth-ex-rest
    - credentials-mit-resub-intro
      - credentials-mit-common-intro-card
      - credentials-mit-resub-required
      - credentials-mit-resub-ex-rest
    - credentials-mit-noshow-intro
      - credentials-mit-common-intro-card
      - credentials-mit-noshow-required
      - credentials-mit-noshow-ex-rest
  - credentials-mit-stand-instruct
    - credentials-mit-install-intro
      - credentials-mit-cit-install-initial-intro
        credentials-mit-initial-install-card-type
        credentials-mit-install-initial-reqfields
        credentials-mit-install-initial-ex-rest
      - credentials-mit-install-subsequent-intro
        credentials-mit-install-card-type
        credentials-mit-install-reqfields
        credentials-mit-install-ex-rest
    - credentials-mit-recur-intro
      - credentials-mit-cit-recur-initial-intro
        credentials-mit-recur-initial-reqfields
        credentials-mit-recur-initial-ex-rest
      - credentials-mit-recur-subsequent-intro
        credentials-mit-recur-card-type
        credentials-mit-recur-reqfields
        credentials-mit-recur-ex-rest
    - credentials-mit-stand-order-intro
      - credentials-mit-cit-stand-order-initial-intro
        credentials-mit-stand-order-initial-reqfields
        credentials-mit-stand-order-initial-ex-rest
      - credentials-mit-stand-order-subsequentintro
        credentials-mit-stand-order-reqfields
        credentials-mit-stand-order-ex-rest
    - credentials-mit-subscription-intro
      - credentials-mit-cit-subscription-initial-intro
        credentials-mit-subscription-initial-reqfields
        credentials-mit-subscription-initial-ex-rest
      - credentials-mit-subscription-subsequent-intro
        credentials-mit-subscription-reqfields
        credentials-mit-subscription-ex-rest
    - credentials-mit-unsched-intro
      - credentials-mit-cit-ucof-initial-intro
        credentials-mit-ucof-initial-reqfields
        credentials-mit-ucof-initial-ex-rest
      - credentials-mit-unsched-subsequent-intro
        credentials-mit-common-intro-card
        credentials-mit-unsched-reqfields
        credentials-mit-unsched-ex-rest

Debit and Prepaid Card Processing
- Processing Debit and Prepaid Authorizations
  - Required Fields for Debit and Prepaid Authorizations Using REST APIs
    - Country Specific Required Fields for Processing Basic Authorizations Using REST APIs
  - Optional Field for Debit and Prepaid Authorizations Using REST APIs
  - REST Example: Debit and Prepaid Authorizations
- Enabling Debit and Prepaid Partial Authorizations
  - Required Field for Enabling Debit and Prepaid Partial Authorizations Using REST APIs
  - Optional Field for Enabling Debit and Prepaid Partial Authorizations Using REST APIs
  - Enabling Partial Authorizations
  - Example: Enabling Debit and Prepaid Partial Authorizations Using the REST API
- Disabling Debit and Prepaid Partial Authorizations
  - Required Field for Disabling Debit and Prepaid Partial Authorizations Using REST APIs
  - Optional Field for Disabling Debit and Prepaid Partial Authorizations Using REST APIs
  - Disabling Partial Authorizations
  - Example: Disabling Debit and Prepaid Partial Authorizations Using the REST API

On This Page

Introduction to Payments

This introduction provides the basic information that you will need to successfully process payment transactions. It also provides an overview of the payments industry and provides workflows for each process.