API Overview

Unified Checkout Developer Guide
- Recent Revisions to This Document

Introduction to Unified Checkout

Unified Checkout Flow

Server-Side Set Up

Client-Side Set Up
- Loading the JavaScript Library and Invoking the Accept Function
- Complete Integration Examples

Transient Tokens
- Transient Token Format
- Token Verification
- Dual-Branded Cards

Authorizations with a Transient Token

Capture Context API
- Features
- Client Version History
- Requesting the Capture Context
- Validating the Capture Context

Payment Details API

JavaScript API Reference

Unified Checkout Configuration
- Webhooks Support
- Enable Digital Payments
  - Enrolling in Apple Pay
  - Preparing a Device for Testing Apple Pay on Unified Checkout
  - Enabling Click to Pay
  - Enrolling in Google Pay
  - Managing Google Pay Authentication Types
  - Enrolling in Echeck/ACH Services
  - Enrolling in Alternative Payment Methods
- Manage Permissions
  - Managing Permissions as a Direct Merchant
  - Managing Permissions as a Portfolio Administrator

Test Your Unified Checkout Configuration
- Test Payment Details
- Customer Authentication

Payment Methods
- Cards
- Online Bank Transfers
  - iDeal
  - Przelewy24|P24
  - Multibanco
  - Tink Pay By Bank
  - Verify Status for Online Bank Transfers (PPRO Enabled)
  - Verify Status for Online Bank Transfers (Tink Pay By Bank)
  - Handle Responses
- Buy Now, Pay Later
  - Afterpay
  - Handle Responses
  - Captures

Unified Checkout Appendix
- Unified Checkout UI
  - Apple Pay UI
  - Click to Pay UI
  - Google Pay UI
  - Manual Payment Entry UI
  - Pay with Bank Account UI
  - Paze UI
- JSON Web Tokens
- Unified Checkout Integration Examples
  - Unified Checkout with Authorization
  - Unified Checkout with Sale
  - Unified Checkout with Sale and Decision Manager
  - Unified Checkout without Service Orchestration
  - Echeck Payment with a Transient Token
- Supported Countries for Digital Payments
- Supported Locales
- Reason Codes

VISA Platform Connect: Specifications and Conditions for Resellers/Partners

`Unified Checkout` Developer Guide

This section describes how to use this guide and where to find further information.

Audience and Purpose: This document is written for merchants who want to enable Unified Checkout so that they can accept payments on their e-commerce page. Merchants use the Unified Checkout JavaScript SDK to place a digital button widget on their e-commerce site, allowing Cybersource to capture payment data on their behalf.
Conventions: This statement is used in this document:

IMPORTANT

An Important
statement contains information essential to successfully completing a task or learning a concept.
Customer Support: For support information about any service, visit the Support Center:

http://support.cybersource.com