Tutorials
12 guidesStep-by-step guides written by IT professionals. Learn networking, security, DevOps, and more from real-world experience.
PowerShell Scripting: Automate Windows Administration
Essential PowerShell scripts and techniques for Windows administrators. Covers user management, system info gathering, log analysis, and task automation.
Nginx Reverse Proxy with SSL Termination
Configure Nginx as a reverse proxy with free Let's Encrypt SSL certificates. Covers installation, proxy configuration, SSL setup, and common patterns.
Grafana Dashboards: Visualize Your Infrastructure
Learn how to install Grafana, connect data sources like Prometheus, and build beautiful monitoring dashboards for your servers and services.
Linux Server Hardening Checklist
Essential security hardening steps for any Linux server. Covers SSH hardening, firewall setup, automatic updates, fail2ban, user management, and audit logging.
Active Directory: GPO Basics for Windows Admins
Learn how to create and manage Group Policy Objects in Active Directory. Covers creating GPOs, linking them to OUs, configuring common policies, and troubleshooting.
Configure pfSense Firewall for a Small Network
Step-by-step guide to setting up pfSense as your network firewall. Covers installation, WAN/LAN configuration, firewall rules, NAT, and VPN setup.