CTF Labs. Real web hacking challenges.
For everyone.
Test what you know against real environments. Each challenge is an actual vulnerability you need to find, exploit and flag. Multiple difficulty levels, points from the very first solve, and a global leaderboard that shows who gets there first.
No card required. No commitment. Free sign up.
How it works
No setup, no installations. Sign in, launch the environment and start hacking.
Sign up for free
Create your account on the platform. No cost, no card.
Pick a challenge
Choose the difficulty that matches your experience and launch the environment.
Find the vulnerability
Explore, analyse, exploit. Each challenge has a hidden flag you need to capture.
Climb the leaderboard
Every valid flag earns points. Be the first to solve it and claim the First Blood.
Difficulty levels
From beginner-friendly challenges to ones that will test even the most experienced.
Getting started
Foundational vulnerabilities. Perfect if you are learning or want to warm up before moving on.
For those who already know
More complex scenarios that require combining techniques. Where real learning begins.
For those who want a real challenge
Designed to push critical thinking and deep technical knowledge to the limit. Not everyone makes it.
Global leaderboard
Points accumulate with each challenge solved. Rankings update in real time.
Who's on top?
Check the live global leaderboard and see who claimed First Blood on each challenge.
What are you waiting for?
Free sign up. Instant access. No credit card needed.