How to Install Cybersource Unified Checkout Payment Gateway Plugin

WooCommerce – Cybersource Unified Checkout Installation Guide

Follow the steps below to install and configure the Cybersource Unified Checkout plugin on your WooCommerce store.

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✅ Requirements

Component	Minimum Requirement
WordPress	v6.0 or higher
WooCommerce	v7.0 or higher
PHP	v7.4 or higher (8.0+ recommended)
cURL	Enabled
TLS	1.2 or later
Cybersource Account	Business Center Access

Apple Pay & Google Pay may require additional domain validation.

Download first the CyberSource Unified Checkout plugin in your Patreon Dashboard

https://www.patreon.com/posts/cybersource-142294052

Step-by-Step Installation

1️⃣ Install via WordPress Dashboard

1. Log in to WordPress Admin
2. Go to Plugins → Add New
3. Click Upload Plugin
4. Choose the plugin ZIP file
5. Click Install Now
6. Click Activate

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2️⃣ Enable WooCommerce Payments Gateway

1. Go to WooCommerce → Settings → Payments
2. Find Cybersource Unified Checkout
3. Toggle Enable

You can now configure settings.

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🔐 Creating API Keys in Cybersource

To complete setup, you must generate REST API Keys:

1. Go to Cybersource Business Center
2. Navigate to: Payment Configuration → Key Management
3. Click Create Key
4. Select:
   • Type: REST – Shared Secret
   • Merchant ID: Your MID
5. Copy:
   ✅ API Key ID
   ✅ Shared Secret Key
   ✅ Organization ID (automatically included)

Store these securely.

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⚙️ Plugin Configuration

Inside WordPress:

1️⃣ Go to WooCommerce → Settings → Payments → Cybersource Unified Checkout
2️⃣ Fill in:

Field	Where to Find
Merchant ID	Cybersource Dashboard → Profile
REST API Key ID	Key Management
Shared Secret	Key Management
Environment	Test or Live dashboard

3️⃣ Adjust:

• Allowed card networks
• Payment action (Authorize vs. Authorize & Capture)
• Address/Shipping collection

4️⃣ Save Changes

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🧪 Testing Transactions

Before going live:

1. Ensure Environment = Test
2. Use Cybersource test cards:
   Cybersource → Developer Center → Testing Guide
3. Place real cart orders on checkout page
4. Check API logs if needed: WooCommerce → Status → Logs → cybersource_uc-*

✅ Make sure:

• Customer info collects correctly
• Order moves to Processing (if Capture)
• Refunds/voids work inside WooCommerce

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🚀 Going Live

When approved by Cybersource:

1. Switch Environment → Live
2. Replace API keys with Live credentials
3. Confirm card payments are enabled in your account
4. Place a small real order to verify live gateway

🎯 You are now fully live and ready to accept secure payments!