Watchdog Timers

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

ID: M0815
Security Controls: IEC 62443-4-2:2019 - CR 7.2
Version: 1.0
Created: 06 June 2019
Last Modified: 06 May 2022

Techniques Addressed by Mitigation

Domain ID Name Use
ICS T0814 Denial of Service

System and process restarts should be performed when a timeout condition occurs.