vicon_disable_data · Vicon DataStream MCP Server MCP

WHAT IT DOES

What vicon_disable_data does on Vicon DataStream MCP Server

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

WHY IT NEEDS A POLICY

Why vicon_disable_data needs a policy

This tool modifies the configuration of the Vicon motion capture system by disabling data streams. While not destructive (data can be re-enabled), it is a Write-category action that changes system state reversibly.

From the tool's definition Tool name 'vicon_disable_data' and description '禁用特定类型的数据流' (disable specific types of data streams) indicate modification of system state by toggling data stream settings.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

vicon_disable_data Rate-limited

vicon_disable_data 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": {
    "vicon_disable_data": {
      "limits": [
        {
          "counter": "vicon_disable_data_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 Vicon DataStream MCP Server, so you can run agents against it safely.

FAQ

Questions about vicon_disable_data

What does the vicon_disable_data tool do? +

禁用特定类型的数据流. It is categorised as a Write tool in the Vicon DataStream 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 vicon_disable_data? +

Register the Vicon DataStream MCP Server MCP server in PolicyLayer and add a rule for vicon_disable_data: 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 Vicon DataStream MCP Server. Nothing to install.

What risk level is vicon_disable_data? +

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

Can I rate-limit vicon_disable_data? +

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

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

vicon_disable_data is provided by the Vicon DataStream MCP Server MCP server (ros-claw/vicon-datastream-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.