// tutorials
Learn it in order.
Most material drops you in the middle and expects the foundation to fill itself in. This runs in order: everything starts at Linux Fundamentals, because every path after it assumes you can drive a shell.
Linux Fundamentals
The shell, the kernel, files, permissions, processes, boot, systemd, networking and packages — the shared floor everything else stands on. Every module assumes total mastery of the one before it.
then pick a branch
// cyber path 1 of 5 ready
02Networking Basics
Addressing, the stack, the handshake, reading real traffic, crypto, identity and logging — the language security is spoken in.
Building a Defense
Standing up the thing you are going to have to protect.
Operating the Defense
Running it day to day, and noticing when something is wrong.
Breaching the System
The other side of the table, and why the defense was shaped that way.
Evading the Defense
What the noisy version misses, and what that teaches the defender.
// nixos path 0 of 4 ready
Nix Fundamentals
The language and the model behind reproducible systems — derivations, the store, and why the learning curve is worth it.
NixOS Fundamentals
The system built on top of the language, declared start to finish.
The Graphical Stack
What is actually happening between the kernel and a window on screen.
The Desktop Shell
Bars, panels and surfaces — building the desktop rather than installing one.
// other 0 of 4 ready
Font Focus
Colors
Music
Services
// standalone write-ups
Finished pieces that stand on their own — no course required.