How to securely share secrets with podman containers
Podman is a daemon-less, open-source, Linux native tool designed to make it easy to find, run, build, share, and deploy applications. It offers many data …
Luiz Felipe F M Costa
M̶a̶k̶i̶n̶g̶ Hacking your life easier.
Featured posts
How to commit encrypted files to Git with Mozilla SOPS
It’s a common scenario where it’s needed to share some keys/secrets with other members of the project team and it’s also common that those …
Ansible tricks
I want to show you some tricks and solutions that I designed along my journey automating stuff with Ansible. To use these tricks doesn’t matter if you are …
About me and my career so far...
I am a Software Quality Engineer at Red Hat, on the Ansible Automation Platform. The product I’m working on empowers multiple industries, like financial, …
More posts
Proton-CachyOS: what it adds over upstream Proton, and when to use it
While checking why FSR 4 wasn’t kicking in on Pragmata, I noticed I already had proton-cachyos installed on my system from the proton-cachyos-slr package …
Unlocking DLSS and frame generation in Pragmata on CachyOS with an AMD GPU
This is the third Pragmata-related post on this blog. I already wrote about forcing 4K in Steam games on KDE Wayland (Pragmata was the trigger) and streaming …
Game streaming from CachyOS to anywhere with an AMD GPU
I wanted to stream games from my CachyOS desktop to other rooms in the house. NVIDIA-heavy guides everywhere, AMD users left to figure things out. So …
Forcing 4K resolution in Steam games on KDE Wayland
A common frustration I have on Linux: have a 4K display, the desktop runs at 4K, but a Steam game refuses to list anything above 1920x1080 in its graphics …
Force HTTPS Over SSH for GitHub
A quick guide to authenticate with GitHub over HTTPS using the gh CLI and make Git always use HTTPS, even when remotes are set to SSH. Authenticate with GitHub …
Using a YubiKey 5C for SSH and Git Authentication on Linux
Your SSH private key sits on your disk, protected by (hopefully) a passphrase. But passphrase or not, it’s still a file — and files can be stolen, copied, …