The Industrial Demilitarized Zone (IDMZ), also referred to as the perimeter network, is a buffer that enforces data security policies between a trusted network (industrial zone) and an untrusted network (enterprise zone). The IDMZ is an additional layer of defense to securely share ICS data and network services between the industrial and enterprise zones. The demilitarized zone concept is commonplace in traditional IT networks but is still in early adoption for ICS applications:
For secure ICS interactions and data sharing, the IDMZ contains assets that act as broker services between the Industrial ...
