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Network Fundamentals & Security Exploits

A journey from packets to exploits. Learn how data flows. Understand where it fails. No paywalls, no sign-ups — just start reading.

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35+ Chapters
10 Hands-On Labs
100% Free Online

What You'll Learn

🌐

Network Fundamentals

Master the OSI model, TCP/IP stack, routing protocols, and modern cloud networking concepts.

Explore Part I →
🔓

Security Vulnerabilities

Understand real-world attacks from ARP spoofing to BGP hijacking and API exploitation.

Explore Part II →
🛠️

Hands-On Labs

Practice with guided exercises using industry-standard tools like Wireshark, Nmap, and Scapy.

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Complete Table of Contents

Part I: Network Theory

Building your foundational understanding of how networks operate

  1. Introduction to Computer Networks
  2. The OSI Model & TCP/IP Stack
  3. Data Link Layer Protocols
  4. Internet Protocol (IP)
  5. Transport Layer Protocols
  6. Application Layer Protocols
  7. Routing and Infrastructure
  8. Wireless Networking
  9. Cloud Networking
  10. Container Networking
  11. Software-Defined Networking

Part II: Vulnerability Study

Understanding and exploiting network security weaknesses

  1. Introduction to Network Security
  2. Physical & Data Link Attacks
  3. Network Layer Vulnerabilities
  4. Transport Layer Exploits
  5. Application Layer Attacks
  6. Man-in-the-Middle Patterns
  7. Denial of Service Attacks
  8. Wireless Exploitation
  9. Network Reconnaissance
  10. Cloud Security Attacks
  11. API & Modern App Security
  12. IoT & Embedded Security
  13. APT & Modern Malware
  14. Defense Strategies

Part III: Hands-On Labs

Practical exercises to reinforce learning

  1. Lab Environment Setup
  2. Network Analysis Labs
  3. Layer 2 Attack Labs
  4. Layer 3 Attack Labs
  5. Transport Attack Labs
  6. Application Attack Labs
  7. Wireless Attack Labs
  8. Cloud Security Labs
  9. Detection & Response Labs
  10. Capstone Projects
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About This Book

Network Fundamentals & Security Exploits is a comprehensive guide designed for aspiring security professionals, network engineers, and curious technologists who want to understand how networks really work—and how they fail.

Starting from first principles, this book takes you on a journey through network fundamentals, showing you exactly how protocols like TCP/IP, DNS, and HTTP operate. Then, it reveals the vulnerabilities inherent in these systems and teaches you how to exploit them ethically for defensive purposes.

📖 35+ comprehensive chapters
🔬 10 hands-on lab exercises
🎯 Real-world case studies
🆕 Updated for 2025

Ready to Begin?

Start your journey into network fundamentals and security.

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