CAT CTF · Instance
koreanShell
Private instance
·
one per team
·
7 minutes
CTFd access token
Launch my instance
In CTFd open
Settings
→
Access Tokens
Generate one and copy it
Paste it above — we only use it to identify your team
Solve it locally first.
An instance lives only 7 minutes — enough to run a finished exploit and grab the flag, not to explore
Waiting for a free slot
You are
#-
in line
Keep this tab open — your instance launches automatically when it is your turn. If you close it, you lose your place.
Leave the line
Your instance
Expires in
--:--
Stop it now
Instances are wiped when the timer runs out. Launch a fresh one whenever you need more time — your token keeps working.