Red Team
Isolated offensive labs. Authorized testing. Controlled rooms never live third-party targets.
Four teams. One clock. The arena goes live soon.
4ctf.com is a four-track training ground Red, Blue, Purple, and Grey plus four capture rooms, CTF events, and a judged 1v1 where Kali meets ELK.
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The four teams
Blue Team
SOC, IR, forensics. ELK labs. Reports scored by pattern + AI rubric.
Purple Team
Secure coding, patch development, and audit challenges for builders who close the loop.
Grey Team
Open on-ramp. Mixed rooms. Beginners and generalists share the same XP grammar.
1v1 Red vs Blue
Shared clock. Isolated labs. Live scoring over WebSockets.
Offensive
Kali Linux
Isolated browser lab. Time-boxed session. Auto-purge when the clock ends.
Defensive
ELK
Live SIEM views. Pattern match plus AI rubric. Same clock, same match.