calculate_geodetic_point

THE RISK

Low Risk

Why calculate_geodetic_point needs a policy

This tool computes a geospatial result deterministically from inputs without side effects. It retrieves/calculates a point location but does not modify, write, execute external operations, or delete any data. The blast radius of misuse is minimal—an agent might calculate incorrect coordinates, but this causes no system damage or data loss.

From the tool's definition Tool performs a geometric calculation ('Calculate point at given distance and azimuth') that retrieves or derives a coordinate result based on input parameters. No data is created, modified, deleted, or persisted.

Documented attack patterns abuse exactly the kind of access calculate_geodetic_point gives an agent:

POLICY

How to control calculate_geodetic_point

PolicyLayer is an MCP gateway — it sits between your AI agents and GIS MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for calculate_geodetic_point:

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "calculate_geodetic_point": {}
  }
}

calculate_geodetic_point is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

Create a free account and register GIS MCP Server — nothing to install.
Add this policy — paste it, or build it visually.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

CAP THIS TOOL →

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EXPLORE

Related tools and policies

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Go deeper

The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
Data exfiltration → How read access becomes an exfiltration channel when chained with untrusted content.
MCP token cost → What connecting this server costs in context-window tokens on every request.
Rate Limiting MCP Tool Calls: A Practical Guide →
MCP Security: Why Prompt Guardrails Aren't Enough →

FAQ

Questions about calculate_geodetic_point

What does the calculate_geodetic_point tool do? +

Calculate point at given distance and azimuth. It is categorised as a Read tool in the GIS MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on calculate_geodetic_point? +

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

What risk level is calculate_geodetic_point? +

calculate_geodetic_point is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit calculate_geodetic_point? +

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

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

calculate_geodetic_point is provided by the GIS MCP Server MCP server (mahdin75/gis-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every GIS MCP Server tool call.

Start from GIS MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

CHECK YOUR STACK →