India's most unserious CTF

H7CTF 2026

Quals · Sep 26–27 · Online · 36h Finals · Oct 24–25 · SRMIST Chennai

5,500+Participants

25+Countries

10Categories

▶ Register explore ↓

quals.sh — countdownH7-TEX

> counting down to quals

000Days

00Hrs

00Min

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start: Sep 26, 2026 · 03:30 UTC

5,500+ Participants · 2024–25◆ 25+ Countries◆ $1.7M+ Awarded in 2025◆ OPEN Registration Live◆ 3rd Edition · 2026◆ SRMIST Chennai Onsite◆ A/D Finals Format◆ 36h Quals Window◆

cat about.txt— □ ✕

India's most
unserious CTF.

H7CTF is organized by H7Tex, an elite cybersecurity collective and one of India's top-ranked CTF teams. Two editions. 5,500+ participants. 25+ countries. $1.7M+ awarded in 2025. 2026 goes further — attack-defense finals, onsite at SRMIST Chennai.

$ h7ctf --info 2026

edition H7CTF 2026 (3rd)

organizer H7Tex [CTFTime · India]

quals Sep 26–27, 2026 · 36h · Online

finals Oct 24–25, 2026 · SRMIST Chennai

format Attack-Defense ← a/d-finals

status REGISTRATION_OPEN

Two stages. One champion.

open quals.txt

Stage 01 · International Qualifier

Online Quals

September 26–27, 2026 · 36 hours · Open to all

A 36-hour jeopardy-style CTF open to any team globally. Solve challenges across multiple categories. Top performers earn their spot at the onsite finals.

Open to all teams, no restrictions
Jeopardy format, multiple categories
Continuous 36-hour window
Top teams advance to Chennai finals

sudo cat finals.eyes-only🔒

Eyes Only · Quals Finalists Attack–Defense · New 2026 Stage 02 · Onsite Finals

Finals @ SRMIST

October 24–25, 2026 · Chennai, India

H7CTF finals go Attack–Defense. Teams simultaneously defend their infrastructure while exploiting opponents'. Real offense, real defense, under pressure.

Live attack-defense format
SRMIST, Kattankulathur, Chennai
Largest prize pool yet

crontab -l · schedule

Mark your calendar.

# hover a date → your timezone · click → copy unix ts

Q2 2026	→	reg.openRegistration Opens. Team sign-ups go live. Assemble your squad early.
Sep 26, 2026 · 03:30 UTC	→	quals.begin36-hour jeopardy CTF goes live globally for all registered teams.
Sep 27, 2026 · 15:30 UTC	→	quals.endQuals End — Finalists Announced. Scoreboard locks. Top qualifying teams are invited to SRMIST, Chennai.
Oct 24–25, 2026	→	finals.adOnsite Finals — Attack & Defense. The grand finale at SRMIST, Chennai. Defend your flags, capture theirs. All the blood, all the glory.