LocalFree

Shield MCP server

rob925/mcp-shield

Static security scanner for MCP servers and agent tools: detects secrets, shell execution, risky tool descriptions, environment access and prompt injection.

1 GitHub stars

Install Shield in Claude Code

This server doesn't publish a package to a registry, so follow the install steps in its README. Once it runs, register it with Claude Code:

Claude Code
claude mcp add rob925-shield -- <command to start the server>

Frequently asked questions

What does the Shield MCP server do?

Static security scanner for MCP servers and agent tools: detects secrets, shell execution, risky tool descriptions, environment access and prompt injection.

Is the Shield MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Shield run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Shield to Claude Code?

Follow the install steps in the project's README at https://github.com/rob925/mcp-shield, then register it with "claude mcp add".

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