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Splitting the Horizon: Secure Public Federation vs. Blind Internal LAN Routing in Matrix
When architecting a sovereign communication appliance, the engineering requirements for security and usability are frequently at war. This tension reaches its peak when configuring federation for a private Matrix homeserver. By default, self-hosted Matrix setups inherit a classic, binary problem: When engineering the Remote Rails Sovereign Appliance, we rejected this compromise. We implemented a Split-Horizon…