This article covers how to generate API keys with Authorize.net.
To generate API keys, complete the following:
1. Navigate to Authorize.net's portal.
2. Log into your account.
3. Click Account > API Credentials & Keys.
4. Under Secret Answer, enter the answer to your secret question.
5. Select New Transaction Key or New Signature Key.
6. (Optional) Check the Disable Old Transaction Key Immediately checkbox.
7. Click Submit.
Once you have initially created your API Login ID, you cannot change it in the portal. To change your API login ID, contact Zomaron support.