https://mehdihadeli.com/blog en-us undefined (Mehdi Hadeli) undefined (Mehdi Hadeli) Wed, 12 Aug 2026 00:00:00 GMT https://mehdihadeli.com/blog/mcp-gateway-authentication-agentgateway https://mehdihadeli.com/blog/mcp-gateway-authentication-agentgateway A practical walkthrough of running MCP servers in production — ToolHive hosts the stdio servers, agentgateway multiplexes them behind one endpoint — with four ways to secure the stack (Context7-style per-user API keys, Keycloak OAuth via the MCP Authorization spec, per-tool CEL authorization, and OIDC browser login for the Admin UI), working configs, live verification, and links into the agentgateway and ToolHive docs. Wed, 12 Aug 2026 00:00:00 GMT undefined (Mehdi Hadeli) mcpagentgatewaytoolhivekeycloakoauthauthenticationauthorizationmcp-gatewaysecurity