What is a Firewall and Why Do We Need It? | Network Security Basics

What is a Firewall? | Network Security Basics Explained ?

Firewall Working Explained How Network Firewalls Work - It Filters Traffic & Secures Your Network

Network Devices - Hosts, IP Addresses, Networks - Networking Fundamentals - Lesson 1a

Introduction to Networking | Network Fundamentals Part 1 (Revised)

Introduction To Networking - Different Types Of Networks | Networking Fundamentals Part 2 (revised)

"Understanding Firewalls: Types, Functions, and Cybersecurity Essentials"

What is a firewall — and how it protects your infrastructure

🛡️ What is a Firewall? 💻 | Explained in 60 Seconds!