We know that Service/Deamon that facilitates the communication between ServiceNow instance and external Services/Data Sources.
During the configuration of agent/config.xml we need to give the username and password. For that
- Create a new user say SNCMidServerDev1
- Assign the mid_server role to the user (Not the admin role and never)
- Just the mid_server role is sufficient
- Use those credentials in the Midserver configuration