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Firewall

This section contains practical guides, scripts, and examples on managing firewall rules using tools like firewalld, iptables, and ufw.

Focused on real-world use cases and automation tips for managing inbound/outbound traffic.


Topics Covered

  • Allow/Deny specific ports
  • Limit access based on IP address
  • Reloading & persisting firewall rules
  • Automating firewall setup with scripts
  • Tools: firewalld, iptables, ufw

Coming Soon

More scripts and real-world examples will be added:

  • Bash scripts to bulk apply firewall rules
  • Common hardening patterns for production
  • Integration with Docker and Kubernetes networking