Real Security vs Perceived Security

Real Security vs Perceived Security
After you put together a system in this manner, you will really understand the security that the system does and does not provide you and your internal LAN.
Security is no longer an illusion for you -- It's real. You know what it consists of, where its boundaries are. As a result, you will both be ahead of and more secure than, the guy who just went out and bought his firewall off the shelf and is trusting someone else to tell him, “Sure, you're secure! Trust me!”.

After you put together a system in this manner, you will really understand the security that the system does and does not provide you and your internal LAN.