In the Salesforce Org, select Setup > Security > Remote Site settings.
In the Uniform Resource Identifier field, add the URI for the configuration. For example, add the URI for Workato, which would be https://apim.workato.com.
Give access to the URIs.
Select Save.
Note: If you are an administrator and you want to set permissions for non-admin users, go to User > Permissions > Set Assignment > Edit Assignments. Select the RIH SBC Other Users option and save the changes.