3D Secure is a card industry authentication protocol for online payments, providing an extra layer of security for merchants selling online. Customers are sent through the card issuing bank's verification service when making a payment, before proceeding with the authorization request.
Ensure you follow the steps below to enable your Universal Checkout integration to leverage 3DS:
Contact your Primer representative to enable 3DS on your Primer account and grant access to the Primer 3DS libraries. Once your account is set up you should have access to the Primer 3DS library.