Security Operations
Security hardening and monitoring for Pimeleon router
Security Operations
Comprehensive security procedures and best practices for Pimeleon router deployment.
Security Hardening
Key Hardening Steps
- System Security
- Disable unnecessary services
- Configure secure SSH access
- Enable automatic security updates
- Harden kernel parameters
- Network Security
- Configure firewall rules
- Enable Fail2ban intrusion prevention
- Implement rate limiting
- Configure VPN access
- Application Security
- Secure web interface access
- Configure API authentication
- Enable HTTPS/TLS encryption
- Harden service configurations
Security Monitoring
Monitoring Tools
- Network Activity Monitoring - Monitor network traffic and connections
- System Monitoring - Real-time security monitoring
What to Monitor
- Failed login attempts
- Unusual network traffic patterns
- Service failures or crashes
- Configuration file modifications
- Resource usage anomalies
Security Best Practices
Access Control
- Use strong, unique passwords
- Enable two-factor authentication where possible
- Implement principle of least privilege
- Regularly review user access
- Disable default accounts
Network Security
- Change default credentials
- Disable unused network interfaces
- Configure firewall rules appropriately
- Use encrypted connections (SSH, HTTPS, VPN)
- Implement network segmentation
Maintenance
- Apply security updates promptly
- Review logs regularly
- Test backups periodically
- Conduct security audits
- Keep documentation current
Security Tools
Built-in Security Features
- Firewall - iptables/nftables packet filtering
- Fail2ban - Automated intrusion prevention
- DNSCrypt - Encrypted DNS queries
- DNS filter - DNS-based ad and malware blocking
- Tor - Anonymous network routing
Additional Tools
- Log rotation - Automated log management
- Intrusion detection - Monitoring for attacks
- Security scanning - Vulnerability assessment
- Backup verification - Ensuring backup integrity
Related Documentation
- Firewall Architecture - Firewall configuration
- Fail2ban Security - Intrusion prevention
- Troubleshooting - Security troubleshooting