ping

THE RISK

Low Risk

Why ping needs a policy

The name 'ping' typically implies a connectivity check or health check with no side effects, but the empty description lowers confidence. Given context of a task management server, this is most likely a simple status/health check tool, placing it in the Read or Other category. With no evidence of data retrieval, Other is most appropriate.

From the tool's definition Tool name is 'ping' with empty description. No functional information provided.

Documented attack patterns abuse exactly the kind of access ping gives an agent:

POLICY

How to control ping

PolicyLayer is an MCP gateway — it sits between your AI agents and LunaTask MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for ping:

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "ping": {
      "limits": [
        {
          "counter": "ping_rate",
          "window": "minute",
          "max": 60,
          "scope": "grant"
        }
      ]
    }
  }
}

ping gets a rate cap, and everything else on the server is denied unless you say otherwise.

Create a free account and register LunaTask MCP Server — nothing to install.
Add this policy — paste it, or build it visually.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

SET A RULE FOR THIS TOOL →

Free to start. No card required.

EXPLORE

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Go deeper

The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
Tool risk categories → How PolicyLayer classifies MCP tools by what they can do.
MCP tool → What an MCP tool is and how clients discover and call it.
Rate Limiting MCP Tool Calls: A Practical Guide →
MCP Security: Why Prompt Guardrails Aren't Enough →

FAQ

Questions about ping

What does the ping tool do? +

ping. It is categorised as a Other tool in the LunaTask MCP Server MCP Server, which means it performs auxiliary operations.

How do I enforce a policy on ping? +

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

What risk level is ping? +

ping is a Other tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit ping? +

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

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

ping is provided by the LunaTask MCP Server MCP server (tensorfreitas/lunatask-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every LunaTask MCP Server tool call.

Start from LunaTask MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

CHECK YOUR STACK →