🖐️ We are hosting WarGames at at DEFCON and Black Hat this year. Join and win prizes!

In-Repository Secure Coding Wargame

The most developer-friendly secure code learning platform. Dive into real-world inspired scenarios to find, hack, and fix security vulnerabilities.

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Find, Hack and Fix

Master secure coding by diving deep into real software security vulnerabilities. Learn how to find, exploit, and most importantly, fix them.

Seamless Experience

Learn to find, exploit and fix a security bug, all in a git repository.

Utilise your own IDE and tools or leverage our Cloud Development Environment directly in your browser. Debug, patch and test your code as if you were building an app.

SecDim Learn Platform

The Most Diverse Collection

Explore an extensive array of challenges, covering everything from AI, GraphQL, React, Kubernetes, to Web3.

Test your skills against modern security vulnerabilities inspired by real-world issues.

The most diverse set of AppSec challenges and vulnerabilities

Attack & Defence

Discover weaknesses in others' security patches. Challenge yourself to the limits of your hacking and patching skills. Build the most robust security patch.

Engage in security battles with fellow developers

Attacks Turn Into Unit Tests

Attacker inputs are converted into smart unit and integration tests. By passing these tests, you'll master new secure coding skills.

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In-Context Secure Code Learning

Integrate SecDim with your security tools to transform reported vulnerabilities into interactive secure code learning experiences.

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" SecDim's approach, which combines the offensive and defensive aspects of security vulnerabilities within a developer-centric wargame, is truly captivating. It effectively captures developers' interest and guides them not only in identifying security vulnerabilities but also in crafting the most robust security patches.
I highly recommend it ."

Csaba Peter, Product Security Manager, Atlassian


What's new

Latest posts and news from SecDim


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Join our community discussion board to inquire, share, and discuss all aspects of secure programming, wargames, CTFs, fuzzing, cloudsec, container security, code review, and hear what we are up to.

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The exciting monthly event to hunt and fix security vulnerabilities. In a social game, we team up to learn and tackle security vulnerabilities. Engage with like-minded people as you embark on your journey to strengthen software security.

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Start Secure Coding Now

Sign up now and level up your coding skills with our hands-on labs and real-world inspired content.