Unlock Powerful Linux Firewall Rules with Firewall-cmd Command Tutorial | MPrashant

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In this video, we’re going to show you how to lock down your Linux system with firewall rules. You’ll be able to restrict access to specific ports and services, keeping your computer safe from unauthorized users.

Firewall-cmd is a powerful tool you can use to protect your Linux system. In this tutorial, we’re going to show you how to add firewall rules using this tool. By the end of this video, you’ll be able to lock down your Linux system securely!

you’ll be able to add firewall rules that will allow you to do things like access your computer from outside world, enable SSH access, and more. This is a powerful tool that you need to know how to use, so be sure to watch this video and learn how to unlock powerful Linux firewall rules!

Timelines

00:00 Intro
01:28 What is Firewall?
08:06 Managing Firewalld service
11:40 Checking Firewall Rules in Linux
12:11 firewall-cmd command
19:11 Adding or Removing Service in Firewall
26:50 Add or Remove a Port from Firewall
29:10 How to block incoming traffic from an IP
32:10 How to block outgoing traffic to an IP
35:06 Block other devices to ping your server

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