7 new labs this month
MASTER CYBERSECURITY.
BUILD REAL SKILLS.
BREAK INTO THE INDUSTRY.
Expert-led courses, real penetration-testing labs and CTF challenges — everything you need to go from curious to job-ready.
Why XO Security Academy
Training that matches the real job
Real environments, not slides
Every concept is practiced on isolated machines with real vulnerabilities — launched in seconds, destroyed when you're done.
Built by practitioners
Courses are written and reviewed by working penetration testers, red teamers and incident responders.
Offense and defense
Learn to break systems and to detect and respond to the same attacks. The best defenders think like attackers.
Proof of skill
Verifiable certificates, a public scoreboard and achievements that show what you can actually do.
Learning paths
Pick a direction. We'll take you there.
Beginner
Foundations
Linux, networking and the security mindset.
Explore path
02Intermediate
Web Security
From OWASP Top 10 to chained exploits.
Explore path
03Advanced
Red Team
Privilege escalation, AD attacks and post-exploitation.
Explore path
04Beginner
Blue Team
Detection engineering, triage and incident response.
Explore path
Popular courses
Where most students start
How it works
From zero to flag in four steps
- 01
Learn the concept
Short, focused video and written lessons explain the why before the how.
- 02
Launch the lab
Spin up an isolated environment directly from the lesson. No setup required.
- 03
Capture the flag
Apply the technique, find the flags and get instant verification.
- 04
Prove your skills
Earn certificates and climb the scoreboard as you complete paths.
Track your growth
Every lesson, lab and flag counts
Continue learning
Web Application Penetration Testing
12
day streak
850
points
#39
global rank
First Blood
Achievement
10 Labs Completed
Achievement
Web Hunter
Achievement
30-Day Streak
Achievement
Top 100
Achievement
Verifiable certificates for every completed course
Testimonials
Trusted by learners and security teams
“The labs are the closest thing to a real engagement I've seen in a training platform. I passed my OSCP on the first attempt.”
Sardor A.
Junior Penetration Tester
“We onboard every new SOC analyst through the Blue Team path. They're productive in weeks instead of months.”
Katarzyna W.
SOC Manager
“Clear explanations, zero fluff, and the CTF challenges are genuinely fun. The privilege escalation course is gold.”
Marcus T.
Security Engineer
Your first flag is minutes away.
Create a free account and start with the Linux Fundamentals path today.