It would keep bad guys from being able to send commands to the ICS devices without authenticating to them first. Or if they’re trying to hijack the engineering

It would keep bad guys from being able to send commands to the ICS devices without authenticating to them first. Or if they’re trying to hijack the engineering workstations within the OT system it would prevent them from using th epic, the programming software to make the changes, or from communicating at all with the industrial endpoints