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Competitive CTF Platform

Showdown — Where Skills
Go Head-to-Head

A purpose-built platform for organized cybersecurity competitions at any scale, from university inter-departmental matches to national and international events.

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Platform Features

Everything a Serious CTF Needs

Real-Time Scoreboard
Dynamic, live team rankings with solve tracking. Watch the competition unfold in real time with instant updates.
Multi-Category Challenges
Full challenge support across cryptography, pwn/binary exploitation, web exploitation, forensics, reverse engineering and OSINT.
Private Competitions
Host private, invitation-only competitions for your organization, university or corporate team. White-label branding options available.
Challenge Author Tools
Create, test and publish custom challenges directly on the platform. Build your organization's own challenge library.
Anti-Cheat & Security
Flag-sharing detection, rate limiting and behavioral monitoring keep competition integrity intact across all events.
Post-Event Analytics
Time-to-solve, solve rates, participant skill mapping and team performance reports for organizers and participants.
Track Record

Competitions We've Hosted

Pakistan Cybersecurity Challenge (PCC 2022–2025)
Pakistan's premier national cybersecurity competition, organized by AirOverflow in collaboration with NCCS. Four consecutive years: 2022, 2023, 2024 and 2025.
AirOverflow International CTF 2024
Open international CTF hosted on Showdown, drawing participants from around the world with challenges across all major categories.
UCP Takra 2025
University-level CTF competition organized for University of Central Punjab participants in 2025.
Cyber Siege CTF 2024
Competitive CTF event organized in 2024 for security professionals and students.
Pricing Model

Priced Per Event, Not Per Player

Hosted Competition
A one-off event on our infrastructure: platform, scoreboards, anti-cheat and support for the duration. Priced by event size and challenge scope, with optional custom challenge development.
Private Deployment
Your own branded Showdown instance for recurring internal events, with your challenge library and full data ownership. Fixed deployment pricing, not per-participant.
Getting a Number
Tell us the participant count, format and dates and we'll return a fixed quote — typically within two business days. Request a quote →
Get Started

Host Your CTF on Showdown

Contact us to discuss competition hosting, private deployments and custom challenge development.

Request a DemoPlan Your Competition