The Correlation Unit performs all but the following actions:

The Correlation Unit in Check Point Security Management performs several actions, but it does not assign a severity level to the event. The Correlation Unit is responsible for identifying patterns in logs, marking logs that are part of larger patterns, generating events based on the Event policy, and adding new log entries to ongoing events. However, assigning a severity level to an event is typically done through the Event policy configuration, not by the Correlation Unit.

References: Check Point Certified Security Expert R81 Study Guide