scope_configure_trigger · LeCroy Oscilloscope MCP

WHAT IT DOES

What scope_configure_trigger does on LeCroy Oscilloscope MCP

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

WHY IT NEEDS A POLICY

Why scope_configure_trigger needs a policy

Based on the tool name and server context, this tool likely configures trigger settings on the oscilloscope (e.g., trigger level, source, slope, mode). Configuring a trigger is a Write operation — it modifies instrument settings reversibly without executing code or deleting data.

From the tool's definition Tool name 'scope_configure_trigger' on a LeCroy oscilloscope MCP server; description is empty.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

scope_configure_trigger Rate-limited

scope_configure_trigger 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": {
    "scope_configure_trigger": {
      "limits": [
        {
          "counter": "scope_configure_trigger_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches LeCroy Oscilloscope MCP, so you can run agents against it safely.

FAQ

Questions about scope_configure_trigger

What does the scope_configure_trigger tool do? +

scope_configure_trigger. It is categorised as a Write tool in the LeCroy Oscilloscope 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 scope_configure_trigger? +

Register the LeCroy Oscilloscope MCP server in PolicyLayer and add a rule for scope_configure_trigger: 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 LeCroy Oscilloscope MCP. Nothing to install.

What risk level is scope_configure_trigger? +

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

Can I rate-limit scope_configure_trigger? +

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

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

scope_configure_trigger is provided by the LeCroy Oscilloscope MCP server (lucasgerads/lecroy-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.