portproxy_remove

Delete the v4tov4 portproxy rule for a listen port (listen address 0.0.0.0).

SERVERMcp Hands SOURCEhuocai250/mcp-hands

Critical RISK CLASS

Category Destructive

Parameters 00 required

Recommended Hiddensee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/mcp-hands/portproxy-remove.md

WHAT IT DOES

What portproxy_remove does on Mcp Hands

AI agents call portproxy_remove to permanently remove resources in Mcp Hands, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.

RISK

Why portproxy_remove is rated Critical

An AI agent that decides to call portproxy_remove doesn't hesitate, doesn't double-check, and doesn't stop at one. Whatever it removes from Mcp Hands is gone. There is no undo for destructive operations.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs portproxy_remove safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Hands, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For portproxy_remove, this is the rule to start with:

portproxy_remove Hidden

portproxy_remove is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "hide": [
    "portproxy_remove"
  ]
}

RESTRICT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Hands, apply this rule, and every portproxy_remove call is checked against it from then on.

FAQ

Questions about portproxy_remove

What does the portproxy_remove tool do? +

Delete the v4tov4 portproxy rule for a listen port (listen address 0.0.0.0). It is categorised as a Destructive tool in the Mcp Hands MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.

How do I enforce a policy on portproxy_remove? +

Register the Mcp Hands MCP server in PolicyLayer and add a rule for portproxy_remove: 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 Mcp Hands. Nothing to install.

What risk level is portproxy_remove? +

portproxy_remove is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit portproxy_remove? +

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

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

portproxy_remove is provided by the Mcp Hands MCP server (huocai250/mcp-hands). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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