The latest stable release (012) of Momentum, a custom firmware for the Flipper Zero, is now available.

I’ve finished the Advent of Cyber 2025 at TryHackMe! Again it was a lot of fun, and I have deepened my knowledge in some subjects.

The graphical application to manage and use Nitrokey 3 devices called Nitrokey-app2, is now available in a new version 2.

UPDATE Shortly after, version 0.54.1 has been released. A small patch release to fix layout issues in scope, match & replace, SDK slots and HTTPQL usage.

Kali Linux has been released in version 2025.4. The summary of the changelog since the 2025.

Yes, it’s this time of year again… The TryHackMe Recap for 2025 is now live.

If you haven’t noticed already: the yearly hacking challenge over at TryHackMe has begun…

HumbleBundle has released another Cybersecurity-related bundle: the Humble Tech Book Bundle: Hacking 2025 by No Starch featuring (in the highest tier for 33,36 €) 18 books in PDF, ePub and mobi format.

UPDATE Pynitrokey version 0.11.2 has also been released. Changelog: Allow cffi v2 dependency Allow cryptography v46 PIV: Fix 9C key generation Update pyscard in lock file Add support for unauthenticated NetHSM shutdown Handle missing packages when logging package versions and release v0.