As I mentioned on my previous post, I’ve been spending much time lately looking for errors and information on my Raspberry Pi’s logs. Not that it bothers me! - a considerable part of my work consis...

Happy New Year! During the last months I didn’t have time to start any new projects, since I was having trouble with my Raspberry Pi. Neither logs nor monitoring wouldn’t give me any clue, there ...

Introduction The final project for my vocational training consisted on gathering custom metrics from various SAP-systems and exposing those to a Prometheus server. Ultimately, the recorded metrics...

2-Factor Authentication for SSH This was one of the first projects I had on my bucket list. Something tells me I’ll end up regretting this when I’m scrolling through my authentication codes just t...

Setting up our own Certificate Authority (CA) I’m back!!! These past 8 months have been intense and I could consider myself lucky whenever I found some time to rewind - while studying, preparing e...

Initializing new local repo and cloning from remote source I already have a remote repository on GitHub, now I’d like to work on it also from my local Windows machine. Make sure you have Git i...

Setting up Favicons for Jekyll’s Theme Chirpy Introduction Where to store favicons? Currently I’m still customizing this blog and a couple of weeks ago I wanted to set up a customized favicon. ...

Configuring self-signed SSL on PiHole’s Web Interface I use PiHole with Docker - I’m aware that the best Docker approach to allow SSL would be setting up a proxy. However, I wanted to test how to ...

How to fix Legacy Keyring Warning while updating Raspberry Pi Disclaimer & Credits I followed the instructions from Fixing “Key is stored in legacy trusted.gpg keyring” Issue in Ubuntu W...

Updating PiHole with docker-compose Disclaimer & Credits These are the instructions I follow whenever there is an update available for the PiHole Docker image. They are based on the steps ...