Introducing: Echo Response
October 7 - December 2, 2025
For the first time ever, OffSec invites you into The Gauntlet, a new and free quarterly challenge inside Proving Grounds with exclusive prizes up for grabs.
The inaugural mission, Echo Response, features weekly machine drops built around real-world attack and defense scenarios. You'll face structured, task-based challenges and battle for leaderboard dominance, with bonus points for being the first to PWN.
New format. Real pressure. All skill levels.
How it works
- Compete solo
- Score points through flag submissions and First PWNs
- Track your progress on a live leaderboard that updates in real time, showing your rank and eligibility for global prizes
How to play
1
Create your free account
Use the form below to create your free OffSec account.
Pro tip: You'll need to do this before accessing the event!
2
Register for The Gauntlet
Log into your account and head to the event page of The Gauntlet to register and claim your spot.
Don't wait too long! Seats are limited.
3
Start solving on October 7th
New machines will drop weekly starting October 7th. Unfinished tasks = leaderboard fuel for your rivals.
Keep checking your emails and come back every week.
4
Climb the leaderboard
Earn points by getting it right and getting it fast. Faster solutions earn First PWN bonus points!
Check your progress against other hackers on live event leaderboards.
5
Reap the rewards
Finish in the top rankings to win exclusive OffSec rewards.
Remember: Every flag brings you closer to glory and exclusive OffSec loot
Echo Response ends in
38
Days
21
Hours
45
Minutes
10
Seconds
Win $100,000 in exclusive prizes
Oct 7 - Dec 2, 2025
Limited seats available
Please ensure you are subscribed to our emails to receive notifications and prizes for Proving Grounds: The Gauntlet.
This event is open to all OffSec accounts. If you're already registered, you can sign in here .
What you get
Free entry for all active OffSec users
8 weeks of new, exclusive hands-on labs
Structured offensive and defensive task challenges
with Echo Response focused entirely on defense.
Live global leaderboard with First PWN bonuses
Over $100,000 in prizes
including limited-edition OffSec swag and training subscriptions
Proof of skill, bragging rights, and a shot at the top
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. They assign missions, share wisdom, and call on you to rise beside them to secure victory.
The stealthiest can slip past the fiercest defenses, leaving no sign behind.
Kali
The most cunning twist security, slipping through barriers and leaving chaos behind.
ShadowGlyph
The most perceptive can slip through any defense, unnoticed and untouchable.
NightHorn
The cunning unravel webs, slipping through barriers with lethal grace.
Widow
The slyest can bypass any barrier in this realm or others.
Cipherflare
The most relentless can sever any connection, striking without warning and leaving no trace behind.
Nullgrim
The most steadfast defend any stronghold with unwavering resolve.
KnightWarden
The fastest can pierce through any defense, striking with lethal speed and leaving no trace behind.
Hornet Tracer
The most commanding control the storm, eliminating threats with unmatched force.
AnchorHelm