Sword of Secrets

A new open-source hardware CTF challenge

Crowdfunding now!

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Aug 25, 2025

Introducing The Golden Challenge

In the last update, I shared the online emulator: a way to get your first taste of the Sword's challenges and practice them virtually. That was just the beginning, though, and today I’m happy to reveal something brand new… Read the full update.


Aug 21, 2025

A Virtual Challenge

In this update, I want to focus on the challenges themselves. The Sword of Secrets was created partly as an educational exercise in embedded systems and cryptography, and it comes right out of the box with a few challenges for you to solve! But you don’t need to wait until the project is finalized. You can start practicing virtually right away (pun intended)! Read the full update.


Aug 13, 2025

Our Campaign Launched, and It's Already Funded!

It was amazing to wake up and see so many of you stepping up and pledging to the campaign. I want to thank you for putting your trust in this project and helping to bring it to life! From here on, this update, and the ones that follow, will focus on the development and production status of the Sword. Each post will give a glimpse into the process of taking an idea and turning it into a finished product. Read the full update.


Aug 07, 2025

Our Campaign Is Now Live!

After months of hard work (and more than a few hurdles), I'm excited to finally launch the Sword of Secrets: a pocket-sized hardware CTF platform designed to challenge your skills, break your assumptions, and teach you to think like an attacker. Whether you're new to hardware or a seasoned hacker, this platform has something for you. Read the full update.


May 28, 2025

News from the Campaign and a New Contest to Join!

Can you help us decide the (graphical) future of the Sword? Read the full update.

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