Module 3 · 3 lessons · ~90 minutes

🌐 How the Internet Works

IP, ports, protocols (TCP/UDP, HTTP, DNS) — in simple terms. Wireshark, your first "sniffing" of your own traffic.

Lesson 3.1 · 30 minutes
📡 IP, ports, TCP/UDP
In simple terms. No jargon.
Lesson 3.2 · 30 minutes
🌍 HTTP, HTTPS, DNS
How a browser communicates with a website. What your provider sees.
Lesson 3.3 · 30 minutes
🔍 Wireshark — your first sniffer
Seeing live traffic. What gets caught, what gets encrypted.
💡 After Module 3, you will be

Ready for Module 4. Each module covers its own level of skills.

📝 In development

Module 3 lessons will be released within 7-10 days after the course launch. Current access — Module 1 (free).

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