Latest blog posts
6 September 2025US keyboard layout with German umlauts via Caps Lock on Sway
Configure a custom XKB layout to type German umlauts (ä, ö, ü, ß) using a US keyboard on Sway, with Caps Lock as a modifier.
28 July 2025 on Insinuator.netSetting up Secure Boot on Gentoo Linux
The purpose of this blog post is to explain how Secure Boot works. In particular, we will explain where current implementations of Secure Boot by Linux distributors fall short compared to Microsoft Windows and Apple macOS.
3 July 2025 on Insinuator.netInsecure Boot: Injecting initramfs from a debug shell
For many popular Linux distributions, the debug shell can be reliably triggered if an incorrect password for the encrypted root partition is entered multiple times. From there, an attacker can modify the initramfs and inject malicious hooks that are executed the next time the victim boots and unlocks the system.
1 June 2025Using a YubiKey to unlock LUKS and Root on ZFS with native encryption
Recreating the partition layout of Ubuntu 25.04 with encrypted ZFS and using a YubiKey with a custom dracut module instead of a passphrase to unlock and boot Gentoo Linux.