Finding a free, high-quality ethical hacking course can be a bit of a "choose your own adventure" depending on whether you want a structured university-style class or a hands-on hacking lab.
Here is a review of the top free platforms for learning ethical hacking: TryHackMe (Free Tier)
This is widely considered the best starting point for beginners who want to learn by doing. The Experience:
Instead of watching long videos, you follow "rooms" that teach a concept and then have you hack a live virtual machine in your browser to find a "flag." What’s Free:
Many of the foundational rooms (Linux basics, networking, web vulnerabilities) are free.
Extremely hands-on; gamified learning; requires no setup on your own computer.
Access to "Premium" paths (like the full Offensive Security path) requires a subscription. Cisco "Ethical Hacker" Path
Cisco offers a comprehensive introductory path through their "Skills for All" platform. The Experience: online ethical hacking course free
A structured, high-production-value course that covers cybersecurity basics, threat defense, and ethical hacking fundamentals. What’s Free:
The entire learning path and the digital badge you earn upon completion.
High industry credibility; very polished curriculum; great for those who prefer reading and structured modules.
Less "aggressive" hacking practice compared to labs like TryHackMe. Cisco Learning Network Coursera (Audit Mode)
You can take world-class courses from institutions like Google, IBM, or various universities for free if you choose the "Audit" option. The Experience: Video lectures, readings, and quizzes. What’s Free: Access to all course materials and videos. Learn from academic and industry experts (e.g., IBM's Ethical Hacking with Kali Linux
You won't get a certificate or access to graded assignments unless you pay. EC-Council "Ethical Hacking Essentials"
The creators of the famous Certified Ethical Hacker (CEH) certification offer a free "Essentials" version of their curriculum. The Experience: Finding a free, high-quality ethical hacking course can
A high-level overview of the 12 core modules of ethical hacking, from foot-printing to cloud security.
Direct exposure to the CEH framework, which is a major resume booster.
It is an "essentials" course, meaning it won't dive as deep into the technical weeds as their paid $1,000+ certifications. EC-Council Summary Table Interactive Labs Hands-on practice Structured Modules Foundational theory & badges Academic Lectures Deep theoretical understanding EC-Council Essential Overview Prep for professional certs , or do you just want to start hacking labs
Best Ethical Hacking Courses & Certificates [2026] - Coursera
Several high-quality free online ethical hacking courses exist for 2026, ranging from video tutorials to interactive labs. Many of these are offered by top-tier institutions and cybersecurity organizations. Top Rated Free Courses
Cisco Networking Academy: Offers a comprehensive 70-hour Ethical Hacker Path that includes Kali Linux labs and a free digital badge.
TryHackMe: Highly recommended for its "gamified" learning and browser-based labs. The free tier gives access to hundreds of beginner-friendly rooms. Phase 3: Gaining Access This is the fun part
Coursera (Cisco): Provides the "Introduction to Ethical Hacking" course. It is noted for being beginner-friendly and covering foundational network security protocols.
EC-Council Essentials: Offers "Ethical Hacking Essentials" (EHE), which includes free e-courseware and video training. A free certificate is often included.
IIT Kharagpur (NPTEL): A 12-week academic course on the SWAYAM platform. It is praised for its depth and is endorsed by major tech companies like Google. Core Learning Platforms Ethical Hacker - Cisco Networking Academy
This is the fun part. You will learn how password cracking works (Hashcat & John the Ripper), how SQL Injection dumps databases, and how social engineering tricks humans.
Before diving into the list, you might wonder: Are free courses worth it? The answer is a definitive yes—with a caveat.
The Pros:
The Caveat: Free courses typically do not include certification vouchers (like CEH or OSCP). However, they provide the knowledge needed to pass those exams or land an entry-level job.
Master Nmap (Network Mapper). You will learn commands to discover live hosts, open ports, and running operating systems.