Resource Library

Curated cybersecurity resources across all topics

⭐ Featured
Tool Free
Nmap ↗

The most widely used network scanner. Discovers hosts, open ports, running services, and OS versions. The first tool run in almost every penetration test.

⭐ Featured
Tool Free
Wireshark ↗

The world's leading network protocol analyser. Capture and inspect live network packets at every layer. Essential for network forensics, protocol analysis, and learning how protocols work.

Cheat Sheet Free
Nmap Cheat Sheet ↗

A comprehensive nmap reference card covering host discovery, port scanning, service detection, OS fingerprinting, timing options, and output formats.

Cheat Sheet Free
Subnetting Cheat Sheet ↗

Quick reference table for all common CIDR prefixes showing subnet mask, number of hosts, and address range. Essential for fast subnetting during exams and pentests.

Book Free
Nmap Network Scanning — Gordon Lyon (Free Online) ↗

The official nmap book by its creator, free to read online. Covers every scanning technique, NSE scripting, firewall evasion, and output analysis.

Video Free
NetworkChuck — Networking & Hacking (YouTube) ↗

Energetic YouTube channel covering networking, ethical hacking, Linux, Python scripting, and cloud security with practical demos and beginner-friendly explanations.