Schallbert's Blog

Announcements and Events

Image: Crop of HudL - Datenbank coverimage

HudL - Datenbank veröffentlicht

Published on February 28, 2026

Hannes und die Luken (HudL): Der erste Song
Image: text reading SDV - software defined vehicle

Neuer Vortrag verfügbar: Software-defined vehicle

Published on January 25, 2026

Was ist ein SDV? Was zeichnet es aus? Warum ist es so schwer zu entwickeln?

Latest posts

Image: An SSH public key randomart image as visual fingerprint for humans to quickly see if public keys match

Hardware Security Key: add SSH

Published on May 3, 2026

Generate keys, configuration, test
Image: Browser (Firefox) login process for passkey usage: PIN, then touch

Hardware Security Keys

Published on April 25, 2026

What Yubikey can do and its limitations
Image: Symbolized Docker containers next to text 'rootless act_runner DinD'

Giteas *act_runner* rootless: Fehler

Published on March 28, 2026

Lösung für `/proc/self/exe: operation not permitted`
Image: A tapered engraving tool for stainless stell application

Engrave Stainless Steel A2 / AISI304

Published on March 8, 2026

Getting Feed, Speed, and Depth per Pass right