Sessions

File sessions and database sessions can help you preserve data across subsequent page loads within your custom web applications.




Smarty Security Policy

Smarty Security Policies are security hardening measures that protect a system. WHMCS applies a Smarty Security Policy for system-wide use and a mail policy for stored and dynamic email-based templates.


System Health

Use System Health to view your system environment status and quickly find and address issues.


System Timezone Issues

Troubleshoot and resolve timezone-related automation issues, like incorrect timestamps or cron frequency warnings.