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Mcpwall MCP Server

@behrensd

RepositoryHomepage

Basic information

Category

Other

License

Apache-2.0

Author

behrensd

About Mcpwall MCP Server

Deterministic security proxy for MCP tool calls — iptables for MCP

Mcpwall MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "mcpwall": {
      "command": "npx",
      "args": [
        "mcpwall",
        "--",
        "npx",
        "-y",
        "@modelcontextprotocol/server-filesystem",
        "/path/to/dir"
      ]
    }
  }
}

Mcpwall MCP Server tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

Fetch the live tool list by running this server in a temporary sandbox using the button above.

Overview

What is Mcpwall?

Deterministic security proxy for MCP tool calls — iptables for MCP

How to use Mcpwall?

The README includes setup instructions such as npx mcpwall -- npx -y @modelcontextprotocol/server-filesystem /path/to/dir.

Key features of Mcpwall

  • Blocks sensitive file access — .ssh/, .env, credentials, browser data
  • Blocks dangerous commands — rm -rf, pipe-to-shell, reverse shells
  • Scans for secret leakage — API keys, tokens, private keys (regex + entropy)
  • Scans server responses — redacts leaked secrets, blocks prompt injection patterns, flags suspicious content
  • Logs everything — JSON Lines audit trail of every tool call and response

Use cases of Mcpwall

  • Connect an MCP-compatible client to this repository's service.
  • Review the README-backed setup before enabling it in production.

Frequently asked questions

1

Where is the source code for Mcpwall?

The source code is linked from the repository URL on this page.

2

Does Mcpwall include a standard MCP config?

If the README contains a parseable MCP configuration block, it is shown in the Config tab.

Comments

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