Strengthening Security: A Step-by-Step Guide to Configuring a Firewall with Firewalld in Ubuntu 22.04

Introduction: Firewalls are essential for protecting your Ubuntu 22.04 system from unauthorized access and potential threats. While Ubuntu primarily uses the Uncomplicated Firewall (UFW) as its default firewall management tool, another powerful option is Firewalld. Firewalld provides a flexible and feature-rich firewall solution that allows you to easily manage network traffic and secure your system. […]