As consumers, we’ve become accustomed to attacks on cyber-security in the form of data breaches. With 1,579 data breaches reported in 2017, the propensity for such threats continues to grow. Similar concerns also extend to the machines used on the shop floor of a manufacturing plant. Increasingly “smart” machines, which are connected to the internet, mean maintenance practices now require a new level of technical expertise and a heightened level of security for Operational Technology (OT) networks. Preventing OT Attacks Throughout the manufacturing floor, OT networks are designed to work together. The integrated system of networks includes industrial control and supervisory control and data acquisition systems. Such linked systems were once designed to stand alone with no additional outside protection needed, but connections to corporate networks for the communication of data mean these systems now handle real-time information and with…