Background
SecLeaf
Q4CTF
Part of SecLeaf CTF
SECLEAF

Q4 CTF 2026

Elite International Cybersecurity Competition

31 OCTOBER 2026 · 14:00 IST

Join 2,000+ hackers worldwide
|T-MINUS
34DAYS
19HOURS
26MINUTES
43SECONDS
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About The Operation

SecLeaf Q4 CTF 2026 is an international Capture The Flag competition open to everyone—from complete beginners to experienced cybersecurity enthusiasts.

With challenges ranging from beginner to advanced, it’s a great opportunity to learn, test your skills, and explore cybersecurity at your own pace. In the age of AI, we encourage you to learn, experiment, and solve challenges yourself rather than relying entirely on AI. You’ll gain much more from the experience.

Our goal is to bring people from around the world together on one platform to learn, compete, and network with the global cybersecurity community.

FEATURE // 01

BEGINNER FRIENDLY

Challenges for every skill level, with an easy starting point for newcomers to cybersecurity.

FEATURE // 02

START FROM ZERO

No cybersecurity experience? No problem. Begin with beginner-friendly challenges and learn as you go. Let this CTF be your starting point.

FEATURE // 03

GLOBAL COMMUNITY

Meet and compete with cybersecurity enthusiasts, students, and professionals from around the world.

FEATURE // 04

TEAM UP & COLLABORATE

Form teams, share ideas, and solve challenges together while learning from your teammates.

REWARDS & RECOGNITION

Excellence deserves recognition. Top teams will be awarded! But don't just play for the rewards.

Note: Prizes are awarded per member
● 1st Place

Champion Package

Winning Team
  • TC-VAPT Voucher
  • 12-Month Caido License
  • 12-Month SkillBit Pro Subscription
  • 12-Month Campfire Security Unlimited Subscription
  • .XYZ Domain
  • 3-Month Flowtriq Access
  • Digital Forensics & Incident Response (DFIR) Training Program
  • Render Credits $150
● 2nd Place

Runner-Up Package

Runner-Up Team
  • TC-VAPT Voucher
  • 6-Month Caido License
  • 6-Month SkillBit Pro Subscription
  • 12-Month Campfire Security Unlimited Subscription
  • .XYZ Domain
  • 3-Month Flowtriq Access
  • Digital Forensics & Incident Response (DFIR) Training Program
  • Render Credits $100
● 3rd Place

Vanguard Package

Second Runner-Up Team
  • TC-VAPT Voucher
  • 3-Month Caido License
  • 3-Month SkillBit Pro Subscription
  • 12-Month Campfire Security Unlimited Subscription
  • .XYZ Domain
  • 3-Month Flowtriq Access
  • Digital Forensics & Incident Response (DFIR) Training Program
  • Render Credits $50
ADDITIONAL CATEGORY REWARDS
Participants

Participants

Flowtriq Free trial extended from 14 days to 30 days TC-VAPT 66% off vouchers Render Credits $50 for all

OPERATION TIMELINE

Key milestones, registration windows, and competition start times.

01

Registration Opens

Registration opens for all global participants on Unstop and the main platform.

● ACTIVESun, Sep 13, 2026, 12:00 AM
02

Registration Closes

Last day to register teams and individuals.

● UPCOMINGSun, Oct 25, 2026, 11:59 PM
03

CTF Kickoff (Start)

The SecLeaf Q4 CTF officially begins! Infrastructure is open to all registered players.

● UPCOMINGSat, Oct 31, 2026, 2:00 PM
04

CTF Concludes

The competition ends. Scoreboard freezes and flag submissions are locked.

● UPCOMINGSun, Nov 1, 2026, 2:00 PM

FREQUENTLY ASKED QUESTIONS

Everything you need to know about team eligibility, rules, scoring, and flag submissions.

Confirmation emails will not be sent. Once you register on Unstop, your registration is fully confirmed! After that, you just need to register on the main CTF platform at play.secleaf.xyz, which will open starting October 30th. Be sure to join our WhatsApp channel for all the latest updates!

INSTITUTION PARTNERS

COMMUNITY PARTNERS & ALLIES

Strengthening the global cybersecurity ecosystem through active community collaboration.