Free — Online Ethical Hacking Course

Ethical hacking requires practice without legal risk. Among free resources:

Do not list "Watched YouTube videos." Instead, list:

| Platform | Course Name | Key Topics | Certificate | Hands-on Labs | |----------|-------------|-------------|-------------|----------------| | TryHackMe | Pre-Security + Intro to Cyber Security | Networking, web hacking basics, Linux | No (free) | Yes (limited free rooms) | | Hack The Box (HTB) | Starting Point | Enumeration, privilege escalation, basic exploits | No | Yes (very limited free tier) | | Cybrary | Ethical Hacking (EC-Council aligned) | Footprinting, scanning, enumeration, malware threats | No (free) | No | | Cisco NetAcad | Introduction to Cybersecurity | CIA triad, attack types, defense basics | Yes (free) | No | | YouTube (free channels) | The Cyber Mentor (TCMSec), IppSec, NetworkChuck | Full pentesting, OSCP-style walkthroughs, tools | No | No (though recorded) | | PortSwigger | Web Security Academy | SQLi, XSS, CSRF, SSRF, API hacking | No | Yes (free in-browser lab) | | Open Security Training (OST) | Intro to x86, Reverse Engineering | Low-level exploitation, assembly | No | No | | EDX / Coursera (audit mode) | Cybersecurity Fundamentals (RITx, NYU) | Basic security concepts, cryptography, network sec | No (free audit) | No | online ethical hacking course free

⚠️ Important Notice: This course is for educational purposes only. All hacking techniques taught must only be applied to systems you own or have explicit written permission to test. Unauthorized hacking is a crime. The instructor and platform are not responsible for misuse.

Master Nmap (Network Mapper). You will learn commands to discover live hosts, open ports, and running operating systems. Ethical hacking requires practice without legal risk

Previously known as OpenSecurityTraining.info, this is for the technically obsessed. It is not flashy, but the architecture content is world-class.

"Welcome to the free Ethical Hacking course. Let’s get one thing straight: Hacking isn't illegal—unauthorized hacking is. Ethical hackers get paid to break things with permission. By the end of this series, you will be able to: ⚠️ Important Notice: This course is for educational

You don't need a supercomputer or a degree. You just need curiosity. Let’s go."

When searching for an online ethical hacking course free, beware of scams.