update_project_ticket · hokan MCP Server MCP: Risk & Policy

WHAT IT DOES

What update_project_ticket does on hokan MCP Server

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

WHY IT NEEDS A POLICY

Why update_project_ticket needs a policy

This tool modifies project ticket records in the insurance CRM system. While reversible (tickets can be updated again or reverted), it affects business-critical data (project tracking). Severity is medium because misuse could corrupt project records or close/modify tickets inappropriately, but the damage is recoverable through subsequent updates. Confidence is high due to the explicit 'update' semantics.

From the tool's definition Tool name 'update_project_ticket' and Japanese description 'プロジェクトチケットを更新します' (updates a project ticket) clearly indicate modification of existing data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_project_ticket Rate-limited

update_project_ticket 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_project_ticket": {
      "limits": [
        {
          "counter": "update_project_ticket_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 hokan MCP Server, so you can run agents against it safely.

FAQ

Questions about update_project_ticket

What does the update_project_ticket tool do? +

プロジェクトチケットを更新します. It is categorised as a Write tool in the hokan 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 update_project_ticket? +

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

What risk level is update_project_ticket? +

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

Can I rate-limit update_project_ticket? +

Yes. Add a rate_limit block to the update_project_ticket 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_project_ticket completely? +

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

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