The table explains system event messages for identity firewall (IDFW) of major, critical, or high severity.

Event Code

Event Severity

Alarm Triggered

Event Message





SecurityLog on Domain Controller Eventlog Server is Full.

The security log in the Active Directory event log server is full. The IDFW, when configured to use log scraping, will stop functioning.

Action: Contact the Active Directory server administrator and increase the size of the security log, clear the security log, or archive the security log.