API Overview

Payments Developer Guide
- Recent Revisions to This Document

Introduction to Payments
- Financial Institutions and Payment Networks
- Card Types
- Transaction Types
- Payment Services
- Payment Features
- Testing the Payment Services

Standard Payment Processing
- Basic Authorizations
- Authorizations with Line Items
- Authorizations with Payment Network Tokens
- Authorizations with a Card Verification Number
- Pre-Authorizations
- Authorization Reversals
- Sales
- Captures
- Follow-On Credits
- Voids

Debit and Prepaid Card Processing
- Additional Resources for Debit and Prepaid Payments
- Processing Debit and Prepaid Authorizations
- Enabling Debit and Prepaid Partial Authorizations
- Disabling Debit and Prepaid Partial Authorizations

Payer Authentication Processing
- Additional Resources for Payer Authentication
- Providing Payer Authentication Information for Authorization
- Mastercard Identity Check
- Visa Secure

Relaxed Requirements for Address Data and Expiration Date in Payment Transactions
- Requirements
- Services
- Relaxed Fields

Processing Payments Using Credentials
- Additional Resources for Credentialed Transactions
- Customer-Initiated Transactions with Credentials on File

Visa Consumer Bill Payment Processing
- Required Fields for Processing a Visa Consumer Bill Payment Service Authorization
- Simple Order Example: Processing a Visa Consumer Bill Payment Service Authorization

Debit and Prepaid Card Payments

Debit cards are linked to a cardholder's checking account. A merchant who accepts the debit card can deduct funds directly from the linked cardholder's account.

You can process debit cards using these services:

Credit card services

PIN debit services

Related Information

See Standard Payment Processing for information that shows you how to use credit card services.

See Debit and Prepaid Card Processing for information that shows you how to process authorizations that use a debit or prepaid card.