If you're using the updated Waiver Console, you can find your API key by logging into your Smartwaiver account:
1) Click on the My Account icon and then API Keys.
2) Click on the Create New API Key button.
3) Create a name/label for your API Key and then click on the Create New API Key button.
4) Click on the Copy Key button and save your yey in a safe location. You will not be able to view this key again.
You will see your key listed with the Enable switch On indicating that the API key is enabled. To disable, simply toggle the Enabled switch off.