Advanced electronic SIS must be properly protected against cyber attacks. Functional safety and cybersecurity are two neighbouring fields that both share the same goal, namely to prevent injury and damage to equipment and the environment. Although the consequences of these incidents are the same, the route to the incident is different in both cases. While process safety/functional safety focuses on the failure of systems or human actions, cybersecurity also focuses on internal and external attacks.
Cybersecurity is therefore an important complement to Functional Safety