fizzy_update_column · Fizzy Do MCP: Risk & Policy

WHAT IT DOES

What fizzy_update_column does on Fizzy Do MCP

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

WHY IT NEEDS A POLICY

Why fizzy_update_column needs a policy

This tool creates or modifies data (a column's properties) in a reversible manner. It does not delete data (which would be Destructive), execute arbitrary code (which would be Execute), nor move money (Financial). The blast radius is medium because misconfiguration or misuse could disrupt project management workflows by altering column structures, but the change can be reverted by updating again.

From the tool's definition Tool name 'fizzy_update_column' and description 'Update a column on a Fizzy board' indicate modification of existing data. The verb 'update' is the key indicator of a write operation that changes data reversibly.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

fizzy_update_column Rate-limited

fizzy_update_column 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": {
    "fizzy_update_column": {
      "limits": [
        {
          "counter": "fizzy_update_column_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 Fizzy Do MCP, so you can run agents against it safely.

FAQ

Questions about fizzy_update_column

What does the fizzy_update_column tool do? +

Update a column on a Fizzy board. It is categorised as a Write tool in the Fizzy Do MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on fizzy_update_column? +

Register the Fizzy Do MCP server in PolicyLayer and add a rule for fizzy_update_column: 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 Fizzy Do MCP. Nothing to install.

What risk level is fizzy_update_column? +

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

Can I rate-limit fizzy_update_column? +

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

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

fizzy_update_column is provided by the Fizzy Do MCP server (ryanyogan/fizzy-do-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.