firewalld

This guide compares key Linux firewall tools—iptables, ufw, and firewalld—highlighting their features and suitability for different network security needs. Iptables offers detailed control for complex networks, ufw simplifies iptables’ management for beginners, and firewalld provides dynamic, zone-based control ideal for changing network conditions.

Firewalld is a dynamic and flexible firewall management tool for Linux, offering powerful, zone-based security without requiring reboots for updates. This article explains how to install and configure firewalld across various distributions using apt, dnf, and zypper and highlights its key features like dynamic updates and service-specific rules for enhanced network management. Ideal for Linux users seeking advanced security solutions.