Tutorials
Nmap for Beginners
Scan your own network, read the results, and understand what every port state means — one command at a time.
- Nmap for Absolute Beginners: Your First Scan
- Nmap for Beginners: What's Running Behind Open Ports (Part 2)
- Nmap for Absolute Beginners: Open, Closed & Filtered Ports
- Nmap for Beginners: Scan Your Whole Home Network (Part 4)
- Nmap for Beginners: Scan Only the Ports You Want (Faster Scans)
- Nmap for Beginners: Save & Read Your Scan Results (-oN, -oA)
Web Application Security for Beginners
Five classic web flaws, exploited live in a safe lab, and how defenders stop each one.
- Web Application Security for Beginners — Start Here
- Broken Access Control & IDOR — Web Application Security for Beginners
- File Inclusion & Path Traversal — Web Application Security for Beginners (LFI/RFI)
- Information Disclosure Vulnerabilities Explained — Web Application Security for Beginners
- Parameter Tampering Explained — Web Application Security for Beginners
- Authentication Bypass Explained — Web Application Security for Beginners
The 10 Commands
Ten commands per topic that security beginners actually use, shown working.
- The 10 Nmap Commands Most Used in 2026
- The 10 Commands That Show You How Vulnerability Scanning Works in 2026
- Practical Malware Analysis: The 10 Commands You Need in 2026
- The 10 Linux Commands Every Security Beginner Uses in 2026
- The 10 curl Commands Every Security Tester Uses in 2026
- 10 Linux Commands That Expose Hidden Malware
Explained Live
One attack technique per video, shown happening, then how to defend against it.
Wireshark for Beginners
Capture traffic and learn to spot what should not be there.