import_quickapp · HC3 MCP Server MCP: Risk & Policy

WHAT IT DOES

What import_quickapp does on HC3 MCP Server

AI agents use import_quickapp to create or update resources in HC3 MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your HC3 MCP Server environment.

WHY IT NEEDS A POLICY

Why import_quickapp needs a policy

Importing a QuickApp writes new executable code to the smart home system, modifying its state and capabilities. While not destructive (reversible via deletion) or financial, this is a Write operation with high severity because malicious QuickApps could compromise home automation security, enable unauthorized device control, or create security vulnerabilities.

From the tool's definition Tool name 'import_quickapp' and description state it 'Import a QuickApp from .fqa/.fqax file' — this creates or installs new code/automation modules into the home center system.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

import_quickapp Rate-limited

import_quickapp stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "import_quickapp": {
      "limits": [
        {
          "counter": "import_quickapp_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches HC3 MCP Server, so you can run agents against it safely.

FAQ

Questions about import_quickapp

What does the import_quickapp tool do? +

Import a QuickApp from .fqa/.fqax file. It is categorised as a Write tool in the HC3 MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on import_quickapp? +

Register the HC3 MCP Server MCP server in PolicyLayer and add a rule for import_quickapp: 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 HC3 MCP Server. Nothing to install.

What risk level is import_quickapp? +

import_quickapp is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit import_quickapp? +

Yes. Add a rate_limit block to the import_quickapp 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 import_quickapp completely? +

Set action: deny in the PolicyLayer policy for import_quickapp. 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 import_quickapp? +

import_quickapp is provided by the HC3 MCP Server MCP server (jangabrielsson/hc3_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.