Detect alteration of only the alarm-severity field in one standalone sensor data block.

Protect a connected stream against alteration, insertion, deletion and replay, and attempt recovery if a violation is found.

In an established connection, verify only the actuator ID and target-value fields against unauthorized changes.

Detect tampering or replay across a connected message stream, but do not attempt recovery.

Detect modification to one standalone sensor data block without considering a longer message stream.