Here is the NMI API documentation to add SCA (3DS2):

Payment API - https://secure.networkmerchants.com/gw/merchants/resources/integration/integration_portal.php#methodology

● Submit transactions directly to the gateway

● Supported transaction types; Sale, Authorisation, Capture, Void, Refund, Credit,

Validate, Update.

● Supports Credit/Debit Cards, Apple Pay & Google Pay.

● Can leverage customer vault & recurring payments

● Needs to be used in conjunction with Collect.js to stay SAQ-A

● Required Key:

○ Private - API

Collect.js - https://secure.networkmerchants.com/gw/merchants/resources/integration/integration_portal.php#cjs_methodology

● Collect.js is a JavaScript framework that allows merchants to collect sensitive

payment information from their customers without exposing their website to

sensitive information.

● Data Collection and tokenization system - should be used in combination with

Payment API.

● Supports Google Pay & Apple Pay

● Required Key:

○ Public - Tokenisation

Gateway.JS (3-D Secure) - Required for UK/EU Merchants - https://secure.networkmerchants.com/gw/merchants/resources/integration/integration_portal.php#gjs_gettingStarted

● Gateway.js is a JavaScript library that allows merchants to highly customize their

integration with the gateway's services.

● Allows you to add 3-D Secure to your Collect.JS & Payment API integration.

● 3DS test cards

● Required Key:

○ Public - Checkout

Recurring/Subsequent Transactions

If you require recurring or subsequent transactions please follow the below guide on how to correctly use credential of file: