Network Security from Scratch: A Beginner's Guide to Firewalls, VPNs, and Building a Secure Home and Office Network

Network Security from Scratch helps you build a strong foundation in protecting digital systems and communications.
This hands-on guide explains how to secure networks at home or in the office using simple, reliable methods.

Inside you’ll learn how to:

• Set up and configure routers, switches, and firewalls correctly.

• Use VPNs to protect data and remote access.

• Detect and block unauthorized traffic.

• Strengthen Wi-Fi security and device protection.

• Create a small-scale network security plan for real use.

Every chapter breaks down technical concepts into plain language, backed by practical examples.
If you’re new to cybersecurity or want to safeguard your business network, this book will help you take control with confidence.