“Historically ICS was designed to be completely segregated and confined by physical boundaries. However, each new IP address punches another hole in the metaphorical wall that separates Information Technology (IT) and Operational Technology (OT),” Edgard Capdevielle, CEO, Nozomi Networks tells Bleeping Computer.

“Having established IT connectivity it’s difficult to put the genie back in the bottle,” he adds. “Currently, security in control systems today is bolted on rather than designed in and that’s like selling a car with seatbelts as an optional extra.”
Read More