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
vulnbydefault

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

category-img

Reversing

category-img

Crypto

category-img

PWN

category-img

WEB

category-img

MISC

category-img

Forensics

category-img

Mobile

category-img

Hardware

Empire CTF Challenges

All the writeups for the Empire CTF challenges are available here.

thumbnail

Tune in. Hack on. Win.

EmpireCTF – Kuwait’s Largest Hacking Challenge

Empire CTF 2025

February 28 – March 23, 2025

Empire CTF has ended.

ضعيف افتراضيًا

VulnByDefault