Implementing a secure reverse proxy architecture for LibreHardwareMonitor using Caddy with internal TLS, HTTP Basic Authentication, granular firewall controls, and Tailscale overlay networking on Windows infrastructure.
Standard Operating Procedure establishing dual-layer protection against catastrophic data loss from accidental rm -rf commands on Debian-based servers
A comprehensive guide to diagnosing and resolving OpenVPN connectivity through multiple NAT layers, including the discovery of a critical silent firewall rule loading failure in pfSense caused by broken aliases.
A comprehensive deep-dive into Tailscale's mesh networking technology, from WireGuard foundations to practical SSH and SMB configurations. Why this zero-trust VPN has become essential infrastructure for modern system administration.
A real-world analysis of attack attempts on a small VPS infrastructure running nginx and basic services
Simple introduction to the industry standard backup and recovery software
A very basic automation for testing VPS security externally