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Definitions Edit

Operational technology (OT) is

technology associated with control and automation. . . . OT helps execute the physical interactions that control value creation.[1]
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.[2]
[p]rogrammable systems or devices that interact with the physical environment (or manage devices that interact with the physical environment). These systems/devices detect or cause a direct change through the monitoring and/or control of devices, processes, and events. Examples include industrial control systems, building management systems, fire control systems, and physical access control mechanisms.[3]

References Edit

  1. Aeris, IoT Dictionary (full-text).
  2. Gartner, IT Glossary (full-text).
  3. NIST Special Publication 800-53, Rev. 5, at 298.

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