https://chaelsoo.me/tags/automation/Recent content in Automation on kanyo's blogHugo -- gohugo.ioen-gbFri, 20 Mar 2026 00:00:00 +0000https://chaelsoo.me/blogs/wireguard-vps/Fri, 20 Mar 2026 00:00:00 +0000https://chaelsoo.me/blogs/wireguard-vps/<p>Instead of relying on a commercial VPN provider, I wanted to see how far I could get by building my own on a VPS. The goal was simple: connect my laptop and phone over WireGuard, optionally route all traffic through it.</p> <p>The real value came from debugging actual issues. This post goes through all of it.</p> <h2 id="why-wireguard">Why WireGuard</h2> <p>Simpler than OpenVPN, kernel-based, and the mental model is clean. Each machine has its own private key, each knows the other&rsquo;s public key, peers get assigned internal VPN IPs. No certificate infrastructure to deal with.</p>