Practical Cyber Hacking Skills for Beginners - Introduction to NAT

The video tutorial explains the structure and function of home networks, focusing on the role of routers, internal and public IP addresses, and the concept of Network Address Translation (NAT). It highlights how devices within a network use internal IPs for local communication and how routers use public IPs for Internet connectivity. The tutorial also discusses the importance of NAT in managing IP addresses and enhancing security by preventing direct access to internal IPs from the Internet.

What is the role of a router in a home network?

Explain the difference between internal and external IP addresses.

How does a device in a local network communicate with a printer?

What happens when a device wants to access the Internet?

Why is it important for devices to share the same public IP address?

How does a firewall contribute to network security?

Describe the concept of Network Address Translation (NAT).