TL;DR Someone asked me on Reddit for a comprehensive guide to securing a public-facing Jellyfin instance, so here it is. The short answer I gave was: fail2ban, automate patching, implement OAuth, and download an IP block list. This post expands all four into actionable steps and adds a fifth option — IP whitelisting with a DDNS-aware Python cron job — plus the honest answer that a VPN eliminates most of this complexity entirely. ...
TL;DR I am designing a WireGuard VPN mesh to connect a small tech collective – a group of friends who each run their own infrastructure. The topology is hub-and-spoke with my k3s cluster as the hub, connecting 4+ remote sites over encrypted tunnels. Shared services include Jellyfin media federation, distributed CI/CD runners, LAN gaming, and centralized monitoring. The logging pipeline is privacy-first: all log filtering and anonymization happens at the edge (spoke side) before anything ships to the hub. This post covers the network design, the three-layer firewall architecture, the privacy model, and the phased rollout plan. ...
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