Before “PrettyLittleKitten”: A Brief Affair with the Mac Mini M4
Before I built my beloved server, affectionately named “PrettyLittleKitten“, I had a brief fling with the brand-new Mac Mini M4. Spoiler…
Karl.Fail
Blog
Stories from the homelab. Security research, self-hosting, and things learned along the way.
Why HedgeDoc Reigns as the King of Self-Hosted Note-Taking Apps
This is going to be a bold, highly opinionated take on how note-taking apps should be. For the non-technical folks, discussing text editors and…
Effortless Cron Job Monitoring: A Guide to Self-Hosting with Healthchecks.io
Do you ever find yourself lying awake at night, staring at the ceiling, wondering if your beloved cronjobs ran successfully? Worry no more! Today, we’re…
Creating AI-Art with Midjourney
Hi there! Today, I’d love to share how I create the Featured Post Images for my blog posts—or really any graphic design project I’m working on. I use…
Visualizing Home Assistant Logs in Grafana with InfluxDB: A Practical Guide Using FRITZ!Box Data
Let’s face it—this is a pretty specific use case. But if you’ve ever had your internet throttled, you’ll understand why I’m doing this. I wanted a way to…
Changing the Server response header in Nginx Proxy Manager
This is going to be a very short post. If you deployed Nginx Proxy Manager via Docker in your home directory you can edit this file with All you need to…
Prompt Engineering: Making AI Work for You
Hey There! Welcome Back! Wow, it’s been a while, huh? I tried to spend less time in the tech world, but, you know how it goes… to really avoid doing tech…
Securing Your Debian Server
Hey there, server samurais and cyber sentinels! Ready to transform your Debian server into an impregnable fortress? Whether you’re a seasoned sysadmin or…
YOURLS: The Ultimate Weapon Against Long URLs
Introduction Let’s face it: long URLs are the bane of the internet. They’re unsightly, cumbersome, and frankly, nobody enjoys dealing with them. Every…
Certsplotting: Elevating Intelligence – Part 2
Disclaimer: The information provided on this blog is for educational purposes only. The use of hacking tools discussed here is at your own risk. For the…
Certsplotting: Exploiting Certificate Transparency for Mischief – Part 1
Disclaimer: The information provided on this blog is for educational purposes only. The use of hacking tools discussed here is at your own risk. For the…
Master Google Dorking: A Guide for Beginners – Part 1
Disclaimer: The information provided on this blog is for educational purposes only. The use of hacking tools discussed here is at your own risk. For the…
