create_gws_user · GAM MCP Server MCP: Risk & Policy

WHAT IT DOES

What create_gws_user does on GAM MCP Server

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

WHY IT NEEDS A POLICY

Why create_gws_user needs a policy

Creating new user accounts is a reversible write operation that modifies the organization's directory and provisioning state. While not destructive (accounts can be deleted), it has significant blast radius: an AI could create unauthorized accounts, escalate privileges, or establish persistence. High severity due to potential for account takeover and organizational access compromise.

From the tool's definition Tool name 'create_gws_user' indicates creation of a Google Workspace user account. Server description confirms it 'perform[s] Google Workspace administrative actions...managing users'.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_gws_user Rate-limited

create_gws_user 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_gws_user": {
      "limits": [
        {
          "counter": "create_gws_user_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 GAM MCP Server, so you can run agents against it safely.

FAQ

Questions about create_gws_user

What does the create_gws_user tool do? +

create_gws_user. It is categorised as a Write tool in the GAM 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 create_gws_user? +

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

What risk level is create_gws_user? +

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

Can I rate-limit create_gws_user? +

Yes. Add a rate_limit block to the create_gws_user 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_gws_user completely? +

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

create_gws_user is provided by the GAM MCP Server MCP server (ktibbs9417/gamcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.