Declared by registration metadata: Open-source firewall for MCP tool definitions. Scans a server's tools/list for prompt injection, secret requests, exfiltration and hidden Unicode before a host shows them to a model, with deterministic published rules (version and digest in every verdict) and a published, reproducible false-positive profile.
web
Self-declaredUnverified endpointA2MCP
Self-declaredUnverified endpointnpm
Self-declaredUnverified endpoint