Live signal detected — Mumbai node
Presented by Cyber Unbound
ZERO ONE
Ghost in the Ledger
A one-day CTF in Mumbai wrapped in 80s hacker nostalgia. 10 teams reach the room. Qualify online on 1 Sept — the finals hit Mumbai on 5 Sept.
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Event record
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CTF · Cybersecurity
Closes 22 Aug
ZERO ONE — Ghost in the Ledger CTF
Something has been moving through the ledger. No name. No trace. Just a ghost. Cyber Unbound × Zeron present a one-day CTF in Mumbai, wrapped in full 80s hacker nostalgia — 10 teams make it into the room.
How you get in
Teams of 1–2 · Entry free
1
1 Sept — Online Qualifier
Open to all. Beginner-friendly CTF. Solve fastest to advance.
2
5 Sept — ZERO ONE Finals, Mumbai
Top 10 teams get a free pass and the venue address by email.
The arena — "Ghost in the Ledger"
Seven challenge tracks
Track 01Web Exploitation
Track 02Cryptography
Track 03Reverse Engineering
Track 04Digital Forensics
Track 05Binary Exploitation
Track 06AI & Agent Security
Track 07 — solvable only in the roomPhysical / On-Site Challenges
The stage
Real attack chains, not slideware
NB
Nitin Bhatnagar
Regional Director of India, South Asia & Middle East — PCI Security Standards Council
RD
Rishika Desai
Cyber Threat Intelligence Researcher — BforeAI
🎙️ Special stand-up act by Rishi Roy — because a day this long deserves an interval. More names announced soon.
What you walk out with
Only what's confirmed in the listing
🏴
"Ghost" badge
Top 3 teams only. Permanent rank boost on the Cyber Unbound platform. Never issued again after this event.
📜
Signed certificates
From Zeron and Cyber Unbound, for all 10 finalist teams.
🛰️
Hardware bounty
First team to crack one challenge takes the device home. Undisclosed until the event.
🎁
Unannounced prizes
Physical. Collectible. Not saying more.
🍕
Food & drinks
Non-alcoholic, all day, on the house.
Before you register
Read this before you submit the form
›Registering here enters you into the 1 Sept online qualifier.
›Finals passes go to the top 10 teams only.
›Exact venue is not public — shared with selected teams by email.
›Single-day event. Organisers do not sponsor travel or accommodation.
›Free of cost, start to finish. Max 2 members per team.
›Registration closes 22 August. Hard cut-off.
Organizer, hosts & venue
Straight from the Cyber Unbound listing
Cyber Unbound
Presented by
The home for all high signal cybersecurity events such as CTFs, workshops, speaker sessions, fireside chats and community meetups.
200 going — Gaurav Mehta, swaroop mehetar & 198 others
Exact venue is registration-gated — shared with qualifying teams by email. Approximate Mumbai area shown below.