Misp MCP Server vs MCP Firewall

In-depth architectural comparison of the Misp MCP Server and MCP Firewall MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Misp MCP Server when:

• You need dedicated capabilities in the Security domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Free / Open Source).
• You have access to required keys: MISP_URL, MISP_API_KEY, MISP_INSECURE_TLS, PROMPT_DEFENSE_DISABLED.
• Primary tools included: misp_version, misp_list_events, misp_get_event.

Explore Misp MCP Server Details

Choose MCP Firewall when:

• You need dedicated capabilities in the Security domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: YAML-based inbound and outbound policies, Secret scanning with regex and entropy checks, Response redaction and prompt-injection blocking.

Feature & Specification Comparison

Specification	Misp MCP Server ppcvote Security	MCP Firewall behrensd Security
Summary	MISP (Malware Information Sharing Platform) MCP server with built-in prompt injection defense via prompt-defense-audit. 8 read-only threat-intel tools (events, attributes, search, tags, feeds, galaxies). Scans every MISP response for adversarial seeding before returning to LLM. Tracks MISP/MISP10745. MIT.	Deterministic security proxy (iptables for MCP) that intercepts tool calls, enforces YAML policies, scans for secret leakage, and logs everything. No AI, no cloud.
Category & Scope

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "ppcvote-misp-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@ultralab/misp-mcp-server"
      ],
      "env": {
        "MISP_URL": "YOUR_MISP_URL_HERE",
        "MISP_API_KEY": "YOUR_MISP_API_KEY_HERE",
        "MISP_INSECURE_TLS": "YOUR_MISP_INSECURE_TLS_HERE",
        "PROMPT_DEFENSE_DISABLED": "YOUR_PROMPT_DEFENSE_DISABLED_HERE"
      }
    }
  }
}

{
  "mcpServers": {
    "behrensd-mcp-firewall": {
      "command": "npx",
      "args": [
        "-y",
        "mcpwall"
      ]
    }
  }
}

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