Watchdog Timers

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Watchdog Timers
Mitigation
ID M0815
IEC 62443-4-2:2019 CR 7.2

Description

Utilize watchdog timers to ensure devices can quickly detect whether a system is unresponsive.


Techniques Addressed by Mitigation

NameUse
Denial of ServiceSystem and process restarts should be performed when a timeout condition occurs.