CyberSchool Learn security the hands-on way — from absolute zero to certification-ready
FREE · HANDS-ON · BEGINNER-FRIENDLY

Learn Cybersecurity From Zero to Master

No experience needed. We start by explaining what a network even is — using everyday analogies a child could follow — and build all the way up to running professional tools like Nmap, Wireshark, and Metasploit in a safe practice lab. Every concept comes with real Kali Linux commands and a step-by-step practical you can try yourself.

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Why this course exists

Most security tutorials assume you already know networking, Linux, and a dozen acronyms. This one doesn't. We define every technical term the first time we use it, teach through real-world stories, and give you something to do after every idea. By the end you'll have the foundational knowledge and tool experience expected at CompTIA Security+, Cisco networking, and ethical-hacking (CEH-style) level.

How to use this course Read a lesson top to bottom, then actually run the commands. Reading about a bicycle never taught anyone to ride one. Set up a free home lab (we'll show you how in the Kali lesson) and practice only on machines you own or are given written permission to test.
The one rule that keeps you out of jail Everything here is for defence and authorised testing. Scanning, probing, or attacking computers you don't own — without explicit written permission — is a crime in Zambia (Cyber Security and Cyber Crimes Act) and almost everywhere else. We build a personal lab so you can practise legally. Learn the tools like a professional, and use them like one.

The full curriculum roadmap

The course is being published module by module so each page stays deep rather than shallow. Here is the complete plan. Green means the page is live now.

MODULE 1

Networking Fundamentals

What a network is, the OSI model, TCP/IP, IP addresses, ports and protocols.

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MODULE 2

Linux & Kali Basics

The Linux file system, essential commands, permissions, and building your Kali lab.

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MODULE 3

Reconnaissance & Scanning

ping, traceroute, DNS lookups, and a deep dive into Nmap.

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MODULE 4

Packet Analysis

Reading network traffic with Wireshark and tcpdump; following a conversation packet by packet.

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MODULE 5

Vulnerability Assessment

Finding weaknesses with tools like Nmap NSE, Nikto, and OpenVAS; understanding CVEs and CVSS.

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MODULE 6

Penetration Testing

The pentest methodology and using Metasploit safely against practice targets (Metasploitable).

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MODULE 7

Web Application Security

OWASP Top 10, SQL injection, XSS, and testing with Burp Suite on DVWA.

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MODULE 8

Wireless Security

How Wi-Fi works, WPA2/WPA3, and auditing your own network with the aircrack-ng suite.

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MODULE 9

Cryptography Basics

Encryption, hashing, keys, certificates, and how HTTPS keeps you safe.

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MODULE 10

Incident Response & Defence

Blue-team thinking, the IR lifecycle, logging, SIEM, and hardening systems.

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Why does this matter for your career? Cybersecurity is one of the fastest-growing, best-paid fields in tech, and there is a global shortage of skilled people — including right here in Zambia and across Africa. The skills in this course map directly to real job roles: SOC analyst, penetration tester, network administrator, and security engineer. Certifications like Security+ and CEH open doors; the hands-on practice here is what actually gets you hired.