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🔥 What Is a Firewall? Explained in 20 Seconds | CCNA Basics
🛡️ What protects your computer and network from hackers? The answer is a Firewall! A Firewall is a network security device that monitors and filters incoming and outgoing traffic based on security rules. In this short video, you'll learn: What a Firewall is How Firewalls work Why Firewalls are important How they block threats and allow ...
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