HTTP/1.1 vs HTTP/2 vs HTTP/3 on Your Server
Three version numbers in one nginx config. What HTTP/2 multiplexing and HTTP/3 over QUIC actually change, how to enable each, and when it is worth it.
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HTTP vs HTTPS: what changes on your server
HTTP and HTTPS differ on the server side: a second listener, a redirect, HSTS you cannot easily undo, mixed content, and renewal that fails at 3am.
Stateless MCP servers: what actually changed
MCP revision 2026-07-28 removed sessions and the initialize handshake. What that means for your reverse proxy, health checks, timeouts and auth.
What is HTTP? A server admin's guide
HTTP explained for people who run servers: methods, status codes, the headers that matter, what nginx logs, and where HTTP/3 and TLS fit in.