enableTwoFactorWithId

Enable two-factor authentication for a user.

SERVERFusionauth SOURCE@fusionauth/mcp-api

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-fusionauth-mcp-api/enabletwofactorwithid.md

WHAT IT DOES

What enableTwoFactorWithId does on Fusionauth

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

RISK

Why enableTwoFactorWithId is rated Medium

This tool modifies a user's authentication configuration by enabling two-factor authentication. It is a reversible change (two-factor can be disabled later) that affects user account state without deleting data or executing arbitrary code.

From the tool's definition Tool name 'enableTwoFactorWithId' and description 'Enable two-factor authentication for a user' indicate a modification operation that changes user account security settings.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs enableTwoFactorWithId safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Fusionauth, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For enableTwoFactorWithId, this is the rule to start with:

enableTwoFactorWithId Rate-limited

enableTwoFactorWithId 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": {
    "enableTwoFactorWithId": {
      "limits": [
        {
          "counter": "enabletwofactorwithid_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Fusionauth, apply this rule, and every enableTwoFactorWithId call is checked against it from then on.

FAQ

Questions about enableTwoFactorWithId

What does the enableTwoFactorWithId tool do? +

Enable two-factor authentication for a user. It is categorised as a Write tool in the Fusionauth MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on enableTwoFactorWithId? +

Register the Fusionauth MCP server in PolicyLayer and add a rule for enableTwoFactorWithId: 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 Fusionauth. Nothing to install.

What risk level is enableTwoFactorWithId? +

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

Can I rate-limit enableTwoFactorWithId? +

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

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

enableTwoFactorWithId is provided by the Fusionauth MCP server (@fusionauth/mcp-api). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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