UFW and WireGuard: the tunnel is up and nothing goes through
The tunnel comes up. wg show prints a recent handshake. The client has its address inside the tunnel. And not a single byte reaches the internet. Al…
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WireGuard, Seen From Both Sides: The Same Ping as Ciphertext and Cleartext
Originally published at https://blog.pathvector.dev/protocol-lab-wg-16/ — part of the free Protocol Lab series. This post is part of Protocol Lab ,…
The Digital Nomad’s Dilemma: Escaping VPN Blocks with a Zero-Config Residential Gateway
Working remotely from anywhere is appealing in theory, but in practice, network access often becomes the limiting factor. A growing number of servic…
Self-hosted WireGuard VPN on a VPS: a clean copy-paste quickstart
A self-hosted WireGuard VPN on a $5/month VPS gives you a private exit IP you fully control — no logs but your own, no shared IP pools, no monthly p…
How a Slow Office VPN Led Me to File a US Patent
This is the story of how a mundane complaint — "the VPN is slow" — turned into a US patent application. Not a granted patent. An application . I wan…
Cross-Machine Memory Query: About 20 Milliseconds, Most Days
I wrote about hardware benchmarks twice this week. Different problem this time. Same machines. I have a Mac for daily work, a Linux box that runs a…
Self-Hosted VPN in 2026: WireGuard, Headscale, NetBird and More Compared
Using a commercial VPN means handing your traffic to a third party, paying monthly, and accepting their network rules. For developers and homelab op…
Set Up WireGuard VPN on Ubuntu 24.04: Secure Private Access
WireGuard is a modern VPN protocol for creating encrypted tunnels between servers, laptops, and other devices. It is fast, lightweight, and built di…