set_area_dot_shift · mcpXL30 MCP: Risk & Policy

WHAT IT DOES

What set_area_dot_shift does on mcpXL30

AI agents use set_area_dot_shift to create or update resources in mcpXL30 — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your mcpXL30 environment.

WHY IT NEEDS A POLICY

Why set_area_dot_shift needs a policy

The 'set_' prefix strongly implies a write operation that modifies a parameter. Given the context of an ESEM microscope server, 'area_dot_shift' likely refers to a beam or scan area positioning parameter. Modifying physical instrument parameters on a high-voltage electron microscope carries high severity risk (specimen damage, beam misalignment), but the description is empty so confidence is reduced.

From the tool's definition Tool name 'set_area_dot_shift' alongside sibling 'get_area_dot_shift' suggests a setter for a beam/scan parameter on a physical SEM instrument.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

set_area_dot_shift Rate-limited

set_area_dot_shift 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": {
    "set_area_dot_shift": {
      "limits": [
        {
          "counter": "set_area_dot_shift_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 mcpXL30, so you can run agents against it safely.

FAQ

Questions about set_area_dot_shift

What does the set_area_dot_shift tool do? +

set_area_dot_shift. It is categorised as a Write tool in the mcpXL30 MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on set_area_dot_shift? +

Register the mcpXL30 MCP server in PolicyLayer and add a rule for set_area_dot_shift: 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 mcpXL30. Nothing to install.

What risk level is set_area_dot_shift? +

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

Can I rate-limit set_area_dot_shift? +

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

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

set_area_dot_shift is provided by the mcpXL30 MCP server (tspspi/mcpxl30). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.