VulnByDefault
The Next Evolution in Cyber Warfare. No subscriptions. No gimmicks. Just skill, competition, and real payouts.
✔ Live, evolving hacking environments.✔ Scenarios designed to prepare you for actual cybersecurity challenges.✔ Exclusive challenges featuring techniques against modern security defenses.Powered by Sulitech

About Us
VulnByDefault is Kuwait’s first-of-its-kind cybersecurity competition platform, designed to push the limits of real-world hacking skills.
We are building the most realistic hacking environment ever seen. This isn’t a playground—it’s a true test of skill. A platform that grows with you. From CTFs to advanced labs, every challenge builds your experience.
What makes us
different
Live, evolving hacking environments
We don’t just give you a box and say ‘hack it’. We give you a box, and then we change it. Daily.
If you think you have what it takes—step in.
Join the Battle.
EmpireCTF – Kuwait’s Largest Hacking Challenge
30 days. Daily battles. One goal: Capture the root flag. Each challenge has 6-10 flags – But only the root flag wins you cash.
Every game is a 3-hour race OR ends when someone gets root.
We don’t care if you’re a beginner or an expert—only that you don’t quit.
Daily winners, leaderboard domination, and ultimate bragging rights.
Get your name on the leaderboard, and get your cash in your pocket.
Categories

Reversing

Crypto

PWN

WEB

MISC

Forensics

Mobile

Hardware
Tune in. Hack on. Win.
EmpireCTF – Kuwait’s Largest Hacking Challenge
Empire CTF 2025
February 28 – March 23, 2025
Empire CTF has ended.