Secure VPN Appliance – Inspection Procedure
Follow these inspection steps to ensure security, configuration integrity, and compliance of your VPN infrastructure.
VPN Tunnel Security Verification
- Log into the VPN appliance dashboard or CLI interface
- Inspect all tunnel profiles for secure encryption settings (e.g., AES-256, SHA2)
- Validate Perfect Forward Secrecy and key rotation settings
- Verify tunnel configurations against policy standards
- Establish a test VPN connection and confirm encryption status
- Document encryption configuration for compliance
User Authentication Audit
- Review list of active and expired user accounts
- Ensure multi-factor authentication is enforced
- Validate certificate trust chains and expiration dates
- Test login procedure for role-based users
- Check connectivity and redundancy of auth servers
- Update authentication policies if required
Log Monitoring & Analysis
- Export logs for last 30 days from admin interface
- Analyze for failed login attempts, configuration changes, unusual access
- Verify syslog forwarding or SIEM integration
- Test alerting mechanism for security events
- Confirm log retention meets compliance policy
- Secure archived logs in encrypted format
Firmware & Backup Review
- Check for available vendor firmware updates
- Compare installed version with vendor latest release
- Take complete configuration backup before any update
- Apply firmware patch in test environment if possible
- After update, verify full functionality and stability
- Document backup archive and update history