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mcp/harbor
Cursor

shield for Cursor

io.github.bolyra/shield

Stdio MCP auth proxy: wrap any MCP server with per-tool permission enforcement.

client:Cursor transport:stdio runtime:npm

Install shield in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json 

{
  "mcpServers": {
    "shield": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@bolyra/shield"
      ]
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

shield in other clients

shield MCP server