create_memo · Mcp Todo MCP: Risk & Policy

WHAT IT DOES

What create_memo does on Mcp Todo

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

WHY IT NEEDS A POLICY

Why create_memo needs a policy

This tool creates or adds a new memo to the system, which is reversible data creation (can be updated or deleted later). It has no permanent side effects and does not execute code, delete data, or involve financial transactions. This is a classic Write operation with low severity—the worst-case misuse is creating unwanted memos, which can be easily undone.

From the tool's definition Tool name 'create_memo' and description indicate creation of a new memo (새로운 메모를 생성합니다 = 'creates a new memo').

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_memo Rate-limited

create_memo 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": {
    "create_memo": {
      "limits": [
        {
          "counter": "create_memo_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 Mcp Todo, so you can run agents against it safely.

FAQ

Questions about create_memo

What does the create_memo tool do? +

새로운 메모를 생성합니다. It is categorised as a Write tool in the Mcp Todo MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_memo? +

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

What risk level is create_memo? +

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

Can I rate-limit create_memo? +

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

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

create_memo is provided by the Mcp Todo MCP server (moon-daeseung/mcp-todo). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.