update_quest · DM20 Protocol MCP: Risk & Policy

WHAT IT DOES

What update_quest does on DM20 Protocol

AI agents use update_quest to create or update resources in DM20 Protocol — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your DM20 Protocol environment.

WHY IT NEEDS A POLICY

Why update_quest needs a policy

With an empty description, confidence is reduced but the 'update_' verb and narrative game context suggest Write category—modifying quest records reversibly. Not Destructive (no deletion indicated), not Execute (no code/command execution), not Read (update implies change).

From the tool's definition Tool name 'update_quest' indicates modification of quest data. Description is empty, limiting direct evidence of specific functionality.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_quest Rate-limited

update_quest 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": {
    "update_quest": {
      "limits": [
        {
          "counter": "update_quest_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 DM20 Protocol, so you can run agents against it safely.

FAQ

Questions about update_quest

What does the update_quest tool do? +

update_quest. It is categorised as a Write tool in the DM20 Protocol MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on update_quest? +

Register the DM20 Protocol MCP server in PolicyLayer and add a rule for update_quest: 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 DM20 Protocol. Nothing to install.

What risk level is update_quest? +

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

Can I rate-limit update_quest? +

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

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

update_quest is provided by the DM20 Protocol MCP server (polloinfilzato/dm20-protocol). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.