...
Live - start accepting payments from customer
...
API Login ID
...
Transaction Key
...
Client Key
...
To find API Login ID, Transaction Key, Client Key go toyour authorize.net account - API Credentials & Keys
...
Enable
This option turn On/Off extension on Magento Frontend
...
Enable CIM functionality
This option turn turns On/Off CIM functionality
...
????. The Authorize.Net Customer Information Manager (CIM) allows you to store customers' sensitive payment information on secure servers, simplifying your compliance with the Payment Card Industry Data Security Standard (PCI DSS) as well as the payments process for returning customers and recurring transactions
...
Vault Enabled
This option turn On/Off Vault
...