WHM (Web Host Manager) security auditing and logging are essential components for ensuring the integrity and safety of your server environment. Here are some key aspects to consider:

1. Access Logs: Monitor access to WHM itself. This includes tracking logins, failed login attempts, and any administrative actions taken within WHM.

2. Authentication Logs: Keep track of user authentication attempts, including successful and failed logins. This can help identify potential unauthorized access attempts.

3. System Logs: Regularly review system logs such as Apache, MySQL, and FTP logs for any suspicious activity. Unusual patterns or high numbers of requests could indicate a security threat.

4. Firewall Logs: If you're using a firewall solution, ensure that logs are enabled and regularly reviewed. Look for any unauthorized connection attempts or unusual traffic patterns.

5. Security Audits: Perform periodic security audits of your WHM server configuration and settings. This can help identify any vulnerabilities or misconfigurations that could be exploited by attackers.

6. File Integrity Monitoring: Implement file integrity monitoring to detect any unauthorized changes to system files or configurations. This can help detect intrusions or unauthorized modifications.

7. Intrusion Detection/Prevention Systems (IDS/IPS): Consider implementing an IDS/IPS solution to actively monitor for and prevent potential security threats.

8. Regular Updates: Ensure that WHM and all server software are regularly updated with the latest security patches and fixes. Outdated software can be vulnerable to known exploits.

9. User Permissions: Limit access to WHM and server resources to only those who require it. Use strong, unique passwords and implement two-factor authentication where possible.

10. Logging Best Practices: Ensure that logs are stored securely and regularly backed up. Consider implementing log rotation and archiving to manage log file sizes and retention periods.

By implementing these security measures and regularly monitoring and auditing your WHM server, you can help protect against potential security threats and maintain the integrity of your hosting environment.