SignalHunt
A free 3-day global CTF — investigate realistic incidents across Reverse Engineering, Cloud Forensics & Threat Hunting. Worldwide · Easy to Advanced.
Starts soon
72hDuration
FreeEntry
3Categories
Easy → AdvDifficulty
When
June 18-21, 2026 · 12:00 UTC
3 Days
GST 15:00
CEST 14:00
IST 17:30
ET 07:00
Challenge categories
Investigate two scenarios across three different categories.
Reverse Engineering
Easy → Advanced
Cloud Forensics
Easy → Advanced
Threat Hunting
Easy → Advanced
Rules
Read before registering.
Rule 01
Business email is mandatory.
Free or educational emails are not accepted. Only business emails are allowed.
Rule 02
No duplicate emails across teams.
Each email can only belong to one team.
Rule 03
Team size must be 2 to 7 members.
Teams need at least 2 members and can have up to 7 members.
How to participate
Registrations are approved manually from our side.
Step 01
Register
Sign up with your business email and complete your profile.
Step 02
Choose your path
Create a team
Join a team
Step 03
Start the CTF
Launch your lab, investigate the incident, and submit your flags.
Timeline
Registration Open
Now
Registration Deadline
Jun 15 · 23:59 UTC
CTF Starts
Jun 18 · 12:00 UTC
CTF Ends
Jun 21 · 12:00 UTC
Results
After close
Questions? Join our Discord
Ask about eligibility, teams, or challenges — our community is active.