Design Server Online
IT Knowledge, Decoded.
A curated collection of technical guides, copy-pasteable config samples, and digital engineering assets — plus the real infrastructure work behind them.
Circuit board photo · Wikimedia Commons
Core Linux
Administration
Real cron, systemd & fail2ban snippets.
Networking
Infrastructure
DNS, DHCP, mesh VPN & subnetting.
Security
Hardening
SSH lockdown, fail2ban & a real case study.
Engineering Store
Digital Assets
Premium eBooks & PDF Guides.
Now Offering · Services
Web hosting, private cloud backup, and remote IT support.
8TB of local storage available for private, mesh-VPN-secured company backups — plus hosting, security, and remote infrastructure work, run by the same people who do the engineering behind this site.
View Services →
New · Engineering Log
Real case studies from the last three months.
Home lab infrastructure, a 6-node cloud fleet, a production business app built from scratch, network hardening — and what it actually looks like to build all of it with an AI coding agent in the loop.
Explore the log →