Stay tuned for Season 4
Following previous Gauntlet missions, Dune Phantom introduced a new series of weekly machine drops built around real-world attack and defense scenarios. Each challenge is structured and task-based, allowing you to earn points through flag submissions while tracking your progress on a live global leaderboard.
Adapt. Endure. Restore truth.
Dune Phantom continued the fast-track format with a four-week sprint. New challenges, evolving difficulty, and a persistent adversary ensure the pressure never stays the same.
Whether this is your first CTF or your next proving ground, The Gauntlet rewards learning, persistence, and adaptation.
The Gauntlet is OffSec's free, seasonal capture the flag event designed to test real-world offensive and defensive security skills under pressure.
Win over $45,000 in OffSec prizes
The Gauntlet FAQ
The OffSec Legends
The OffSec Legends, inspired by OffSec's world-renowned certifications, are powerful guides who lead you through The Gauntlet.
Calculating, unyielding, fearless
Ashka
Powerful, strategic, methodical
Kali
Elusive, clever, insightful
ShadowGlyph
Perceptive, wise, observant
NightHorn
Patient, precise, persistent
Widow
Stealthy, clever, resourceful
Cipherflare
Calculating, unyielding, fearless
Nullgrim
Honorable, vigilant, stoic
KnightWarden
Swift, precise, relentless
Hornet Tracer
Commanding, tactical, adaptable
AnchorHelm