In This Chapter

Cybersecurity and Risk

Authored by: Diego Galar Pascual , Pasquale Daponte , Uday Kumar

Handbook of Industry 4.0 and SMART Systems

Print publication date:  October  2019
Online publication date:  September  2019

Print ISBN: 9781138316294
eBook ISBN: 9780429455759
Adobe ISBN:


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Operational technology (OT) is hardware and software that detects or causes a change through the direct monitoring and/or control of physical devices, processes and events in the enterprise. OT is common in industrial control systems (ICS), such as distributed control systems (DCSs) and supervisory control and data acquisition (SCADA) systems (see Figure 8.1). In the world of critical infrastructure, OT may be used to control power stations or public transportation. As this technology advances and converges with networked technology, the need for OT security is growing exponentially. Figure 8.1 IT/OT pyramid. (From

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