S-04 · CTF & DEVELOPER EVENTS PLATFORM

We host the competition. You watch the talent surface.

Capture-the-flag events and developer contests end to end: isolated challenge infrastructure, live scoreboard, anti-cheat, and a write-up archive afterwards. Run it as a public event or a private hiring round.

Run a Private Event Browse Competitions

Scale tested to · 2,400 concurrent teamsEvents run · 96

STRATEGIC PARTNER

CHALLENGE INFRASTRUCTURE & ANTI-CHEAT · CO-ENGINEERED WITH ATHENA

FLAG{LIVE.NOW}

Nexus Forge CTF 04 — Monsoon

Scores drift as teams submit flags. First-blood alerts, freeze window and full submission audit trail included in every event.

scoreboard · live

--d --h --m --s

nullbyte_ninjas

last: web/ssti-bakery

4,820

14 solves

deccan_daemons

last: rev/nullbyte

4,510

13 solves

p0int_break

last: cloud/leaky-bucket

4,180

12 solves

shellsmiths

last: crypto/lattice-lane

3,960

11 solves

zero_cool_v2

last: pwn/heap-of-trouble

3,640

10 solves

kernel_panic_club

last: web/jwt-jugaad

3,320

9 solves

monsoon_mavericks

last: forensics/wet-logs

3,180

9 solves

challenge arena · 6 of 24 shown

medium400 pts

web/ssti-bakery

42 solves

hard500 pts

rev/nullbyte

11 solves

easy300 pts

cloud/leaky-bucket

78 solves

hard450 pts

crypto/lattice-lane

19 solves

insane500 pts

pwn/heap-of-trouble

8 solves

easy250 pts

forensics/wet-logs

96 solves

Per-team containerised instances · flag-sharing detection · submission audit trail

FLAG{ON.THE.CALENDAR}

Active & upcoming competitions

Open to anyone. Free to enter unless marked otherwise, and every event ships public write-ups afterwards.

AUG

live

Nexus Forge CTF 04 — Monsoon

24 hours, jeopardy format. Web, crypto, reversing, cloud misconfiguration. Teams of up to four.

Jeopardy · 24hOnlineFree entry1,120 registered

--d --h --m --s

AUG

upcoming

Cohort 12 begins — Offensive Security

Sixteen weeks, part-time, mentored. Applications close 5 August; 40 seats.

Internship cohortPune + remotePaid internship40 seats

--d --h --m --s

SEP

upcoming

Ship It — Next.js build sprint

One weekend, one brief, working deploys only. Judged on performance budgets and accessibility, not slides.

Hackathon · weekendKharadi, PuneFree entry120 seats

--d --h --m --s

SEP

upcoming

Blue Team Day — SOC triage clinic

Live incident replays with real log sets. Bring a laptop; we bring the alerts and the noise.

Workshop · 1 dayOnline$6200 seats

--d --h --m --s