Operational Technology

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National Definitions

United Kingdom

OT is defined as technology that interfaces with the physical world and includes Industrial Control Systems (ICS), Supervisory Control and Data Acquisition (SCADA) and Distributed Control Systems (DCS). [1]

Operational technology (OT): The technology commonly found in cyber-physical systems that is used to manage physical processes and actuation through the direct sensing, monitoring and or control of physical devices, for example, motors, valves, pumps, etc. [2]
In a vessel these systems include: plant and machinery, RF communications, on and off board sensors and navigation systems.

Other definitions

Operational Technology (OT) is the hardware and software dedicated to detecting or causing changes in physical processes through direct monitoring and/or control of physical devices.

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. [3]

Operational technology (OT) is the technology that is used to operate, monitor and control the power system. [4]

See also

Information Communication Technology Industrial Automation Control System Supervisory Control and Data Acquisition


  1. NCSC, UK
  2. Code of Practice Cyber Security for Ships, DSTL (2017)
  3. Gartner glossary
  4. ESCOM at Utilities Telecommunication Council (2016)