Technical Writing
Notes on
Systems & Security
Deep dives into infrastructure, sysadmin tooling, and defensive security. Written to document what I learn and hopefully save you some time.
All Articles
Active Directory : Architecture, Administration & Security
How Active Directory works under the hood: domains, forests, trusts, GPOs, and hardening considerations for real-world environments.
Samba fileserver with Active Directory Domain
"Lab: Setting up a Domain Environment with Ubuntu as a Samba File Server and Windows and Linux Client Systems."
Wazuh : Open-Source SIEM & XDR Setup Guide
Installing, configuring, and tuning Wazuh for host-based intrusion detection, log analysis, vulnerability scanning, and alerting.
Bash Scripting : From One-Liners to Production Scripts
Variables, control flow, functions, error handling, argument parsing, and patterns for writing Bash scripts that don't break at 3am.
Cron Jobs : Linux Task Scheduling Demystified
Everything about cron: syntax, crontab management, system vs user crons, environment quirks, logging, and common gotchas.
Web app development and deployment via Apache Server
Cross compile a Go backend and build a React frontend on your local Fedora machine, then ship both to an Ubuntu server running Apache as a reverse proxy.
System Design Concepts & AWS : A Practical Guide
From idea to production: design resilient, scalable, and secure systems using the AWS ecosystem.