How do I get started?
Sign up with your email, verify with a one-time code, and head to the Challenge Deck to pick your first challenge. Flags look like BBE{your_flag}.
Season 4 is live
BE
ByteBattleEscape
BBE is the capture-the-flag ground where code gets broken on purpose. Real vulnerabilities, real exploits, real leaderboard — across web, crypto, binary, and forensics.
// ByteBattleEscape bot
$
Hack it before it hacks you back.
A capture-the-flag platform built on real vulnerabilities — web, crypto, binary exploitation, and forensics. Learn by breaking things that were built to be broken.
$ curl -i target.bbe/login
HTTP/1.1 200 OK
$ python3 exploit.py --target login
[+] payload sent
[+] auth bypass confirmed
$ cat flag.txt
BBE{w3lc0me_t0_th3_gr1nd}
$
Built for hackers who learn by breaking things.
ByteBattle Escape is a Capture The Flag platform where you learn cybersecurity by doing — not watching. Register, capture flags in BBE{...} format, and climb the live leaderboard.
Learn More
This week's top hackers
View full leaderboard →No scores yet — be the first to capture a flag!
FAQ & feedback
Do I need prior experience?
Not at all. Challenges range from beginner-friendly to advanced. Start with web or forensics and work your way up.
How does the leaderboard work?
Points are awarded for each flag captured. Faster solves rank higher when scores are tied. Check the live leaderboard anytime.
Share your feedback
Found a bug or have a suggestion? We'd love to hear from you.
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