API Overview

Payments Developer Guide
- Recent Revisions to This Document

Standard Payment Processing
- Pre-Authorizations
  - Required Fields for a Pre-Authorization
  - Simple Order Example for China UnionPay: Processing a Pre-Authorization
- Authorization Reversal
  - Required Fields for Processing an Authorization Reversal
  - Simple Order Example: Processing an Authorization Reversal
- Sales
  - Required Fields for Processing a Sale
  - Simple Order Example for China UnionPay: Processing a Sale
- Captures
  - Required Fields for Capturing an Authorization
  - Simple Order Example: Capturing an Authorization
- Follow-On Credits
  - Required Fields for Processing a Follow-On Credit
  - Simple Order Example: Processing a Follow-On Credit
- Voids for a Capture or Credit
  - Required Fields for Voiding a Capture or Credit
  - Simple Order API Example: Voiding a Capture or Credit

China UnionPay Test Cards

Transaction Types

This topic provides information about transaction types that are supported by your processor, such as card-present, card-not-present, and international transactions.