L3akCTF 2025

Fri, July 11, 2025, 17:00 UTC — Sun, July 13, 2025, 17:00 UTC

On-line

A L3akCTF event.

Format: Jeopardy 

Official URL: https://ctf.l3ak.team/

Event organizers 

L3ak

Beginner-friendly CTF. Challenge difficulty will range from beginner to expert.

10 categories: crypto, web, rev, pwn, forensics, osint, mobile, hardware/rf, hash cracking, and misc.

We have created 60+ awesome challenges for you to enjoy with lots of prizes. Gather your hacking crew and be prepared to battle it out in the BEST CTF competition of the year!

Discord: https://discord.gg/wjSVdt3a7G

Infra sponsored by goo.gle/ctfsponsorship

We'd like to sincerely thank all our sponsors for their generous support and contribution to the prize pool:

Zellic

OtterSec

haxo.games

HackTheBox

TryHackMe

Altered Security

Google (Infra)

RET2 Systems

CTFguide

OffSec

Deloitte

hex-rays

Trail of Bits

Prizes

1st Place - $1500, 1x IDA Pro Essential License, 1x OffSec Course + Certification Exam Bundle, 5× haxo.games Vouchers (Course + Certification), 1x Gold Annual HTB Academy Subscription, 5x Annual HTB VIP+ Subscription, 5x THM 12-Month Subscription Vouchers, 1x CRTP Exam Voucher, 4x RET2 WarGames Tokens, 1x CTFGuide Voucher

2nd Place - $1000, 3× haxo.games Vouchers (Course + Certification), 1x Silver Annual HTB Academy Subscription, 3x Annual HTB VIP+ Subscription, 5x THM 6-Month Subscription Vouchers, 1x CRTP Exam Voucher, 3x RET2 WarGames Tokens, 1x CTFGuide Voucher

3rd Place - $500, 1× haxo.games Voucher (Course Only), 3x Annual HTB VIP+ Subscription, 5x THM 3-Month Subscription Vouchers, 1x CRTP Exam Voucher, 2x RET2 WarGames Tokens, 1x CTFGuide Voucher

4th Place - $300, 1x RET2 WarGames Tokens, 1x CTFGuide Voucher

5th Place - $150, 1x CTFGuide Voucher

Writeup Prize Pool:

5x Winners - $50 + 1 CTFGuide Voucher each