nwo_mqtt_publish · NWO Robotics MCP: Risk & Policy

WHAT IT DOES

What nwo_mqtt_publish does on NWO Robotics

AI agents invoke nwo_mqtt_publish to trigger actions in NWO Robotics. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why nwo_mqtt_publish needs a policy

Publishing MQTT messages triggers real-world actions on IoT devices and robots — sending commands to 1000+ physical agents constitutes executing external operations whose effects depend on the message payload. Misuse could cause widespread physical-world consequences across the entire agent network, warranting high severity.

From the tool's definition Publish sensor data or commands via MQTT to the NWO IoT network. Supports 1000+ agents.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

nwo_mqtt_publish Rate-limited

nwo_mqtt_publish stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "nwo_mqtt_publish": {
      "limits": [
        {
          "counter": "nwo_mqtt_publish_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches NWO Robotics, so you can run agents against it safely.

FAQ

Questions about nwo_mqtt_publish

What does the nwo_mqtt_publish tool do? +

Publish sensor data or commands via MQTT to the NWO IoT network. Supports 1000+ agents. It is categorised as a Execute tool in the NWO Robotics MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on nwo_mqtt_publish? +

Register the NWO Robotics MCP server in PolicyLayer and add a rule for nwo_mqtt_publish: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches NWO Robotics. Nothing to install.

What risk level is nwo_mqtt_publish? +

nwo_mqtt_publish is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit nwo_mqtt_publish? +

Yes. Add a rate_limit block to the nwo_mqtt_publish rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block nwo_mqtt_publish completely? +

Set action: deny in the PolicyLayer policy for nwo_mqtt_publish. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides nwo_mqtt_publish? +

nwo_mqtt_publish is provided by the NWO Robotics MCP server (redciprianpater/mcp-server-robotics). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.