Event is live
Hosted by Athena

Typhoon CTF

Typhoon CTF

Register to Compete View Prizes
Time Remaining
00
Hours
:
00
Minutes
:
00
Seconds
Ends 2026-04-20T08:25:07Z
Categories
general
// Registration open now
Registration is open now. Create an account to compete — solo play is allowed.
Register Now — Free
Why compete

Prize Pool

$9900
Total Prize Pool

The top teams at the close of the event share the prize pool. All awards are paid in USD. Winners are announced within 24 hours of the final flag submission window.

How to play

Play Your Way

// SOLO
Go it alone
Solo play is fully supported. Register an account and you're in — no team required. Some of the strongest individual scores have been solo runs.
// SQUAD
Build your squad
Compete solo or bring a team. Different specialisations — web, pwn, crypto, forensics — compound fast under pressure. Invite teammates after you register.
Getting Started

How to compete

01
Create an Account
Sign up with a username and email. No credit card required. Registration is free for all participants.
02
Register for the Event
Join as a solo player or create a team. Invite teammates via username or email.
03
Solve Challenges
Access challenge environments, exploit vulnerabilities, and find the flag string hidden inside each service.
04
Submit and Score
Submit your flag in the format CTF{"{"}...{"}"}. Points are awarded instantly. Top teams at close share the prize pool.
Questions

Frequently Asked

Can I play solo?›
Yes, solo play is fully supported. Solo players compete in the same rankings as teams. Some of the highest individual scores have been solo runs.
What's the maximum team size?›
Team sizes depend on the event configuration you see after registering. You can invite teammates by username or email. Different skillsets combine well under pressure.
How do I submit a flag?›
Solve a challenge to find the flag string. Submit it in the format CTF{...}. Points are awarded instantly. There's no penalty for wrong submissions.
How is scoring calculated?›
Points are awarded for each flag submission. Challenge difficulty affects point value. Ties are broken by submission time. Final rankings are live on the scoreboard.
What time zone is the event in?›
The event runs on UTC. Check the countdown timer above for your local time. The event ends at a fixed Unix timestamp regardless of time zone.
Can I change my team after joining?›
Team changes are not permitted once the event starts. Form your team carefully before the event begins. Solo submissions count as a team of one.