Integration
3DCart / Ship4Shop + Authorize.net
Accept your customers’ credit and debit cards through a firearms-friendly Authorize.net gateway — powered by TacticalPay, so you get paid without getting shut down for selling guns.
Works with your existing 3DCart / Ship4Shop account. Approved in 24–72 hours.
3DCart / Ship4Shop
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// How to connect
Integration Overview
Accept customers’ credit card payments in your website’s Shopify shopping cart by connecting it with Authorize.net, to which your new TacticalPay merchant account is already connected.
PDF Instructions
Integration Step-By-Step Guide
- Welcome Email
- Once approved for a merchant account, you’ll receive a welcome email with your Authorize.net Login, API Login ID Key, and Transaction Key. Save this information.
- Add Authorize.net as Payment Method
- Login to Your 3DCart / Shift4Shop Online Store Manager
- Go to Settings > Payment
- Click the "Select Payment" button listed within "Payment Methods"
- Click the +Add New button located at the top right.
- Choose Authorize.net in the Payment Method dropdown, Click Add.
- Login to Your 3DCart / Shift4Shop Online Store Manager
- Add Authorize.net Keys to Shopify
- In the new Authorize.net section of 3DCart / Shift4Shop,:
- Enter the API Login and Transaction Key from your welcome email. Click Save.
- Click the "test" button to make sure Authorize.net is integrated properly. If so, you will see a declined transaction in your Authorize.net account when you login there.
- In the new Authorize.net section of 3DCart / Shift4Shop,:
- Start Processing!
- You are now ready to start accepting credit cards in your shopping cart via Authorize.Net and your new firearms merchant account!
Need Help?
Contact Your TacticalPay Customer Success Manager. 888-281-5830 • support@tacticalpay.com
// Why merchants trust us
The firearms-friendly foundation behind the integration.
Every integration runs on the same 2A-friendly merchant account and gateway — built for firearms from the start.
2A-friendly, always
Firearms is all we do — this integration is built for exactly how you sell.
We won't drop you
No sudden holds or frozen funds for selling firearms online or in store.
Works with your setup
Runs on the merchant account and gateway you already use — one account, every channel.
Texas-based support
A real Customer Success Manager helps you connect and stay running.
// Ready when you are
Start taking card payments on 3DCart / Ship4Shop.
Open a firearms-friendly merchant account, connect your Authorize.net gateway, and start selling — usually the same day you’re approved.