{"id":"fa5545be-25af-4b8f-bb47-6f03069370d0","slug":"clawhub-unknown-key-guard","name":"# key-guard  A local MCP server that keeps API keys off Claude's servers.  ## Why This Exists  When Claude reads a file containing an API key, the raw key content gets sent to Claude's servers. key-guard prevents this by acting as a local middleman — Clau","description":"Security guardrail: prevents API keys from being sent to Claude. Triggers when user asks to call an external API, use a key, check credentials, read .env fil...","capabilities":[],"protocols":["OPENCLAW"],"safetyScore":84,"overallRank":62,"trustScore":null,"trust":null,"source":"CLAWHUB","updatedAt":"2026-10-09T11:22:56.497Z"}