Network Security Fundamentals & Traffic Analysis | Nmap & Wireshark Tutorial for Beginners

Welcome to Week 2 of LCI Cloud Guardians Cybersecurity Training!
In this session, Engr. Ogunsola Emmanuel takes you deep into Network Security Fundamentals and Traffic Analysis, one of the most important foundations in cybersecurity.

If you're starting your journey in cybersecurity, this class will help you understand how networks work, how hackers attack, and how to defend systems.

🎯 What You Will Learn
✔ Network Basics (TCP/IP, DNS, HTTP/HTTPS)
✔ IP Address, MAC Address & Subnetting
✔ Understanding Ports and Network Communication
✔ Common Network Attacks (MITM, Packet Sniffing, DNS Attacks)
✔ How to use Nmap for Port Scanning
✔ How to use Wireshark for Traffic Analysis
✔ TCP 3-Way Handshake Explained
✔ How to identify vulnerabilities in a network

💻 Practical Demonstrations
🔍 Live Nmap Scanning (Windows & Linux)
📡 Packet Capture & Analysis using Wireshark
⚠️ Real example of insecure HTTP traffic

⚠️ Important Disclaimer
This training is strictly for educational and ethical purposes only.
All demonstrations are conducted in controlled environments.

🔐 About LCI Cloud Guardians
LCI Cloud Guardians is a free cybersecurity learning community focused on equipping beginners with practical, real-world cybersecurity skills.

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🌐 Website: www.lcicloudguardians.com⁠

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