dual_send_notification · DUAL MCP Server MCP: Risk & Policy

WHAT IT DOES

What dual_send_notification does on DUAL MCP Server

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

WHY IT NEEDS A POLICY

Why dual_send_notification needs a policy

This tool creates or sends a notification message, which is a reversible write operation. It does not execute arbitrary code, delete data, transfer funds, or trigger destructive actions. The operation can be undone or reversed (notifications can be recalled, marked as read, or deleted).

From the tool's definition Tool name 'dual_send_notification' combined with description 'Send a notification message to one or more wallets using a message template' indicates creation of a new notification record/message.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

dual_send_notification Rate-limited

dual_send_notification 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": {
    "dual_send_notification": {
      "limits": [
        {
          "counter": "dual_send_notification_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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

FAQ

Questions about dual_send_notification

What does the dual_send_notification tool do? +

Send a notification message to one or more wallets using a message template. It is categorised as a Write tool in the DUAL 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 dual_send_notification? +

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

What risk level is dual_send_notification? +

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

Can I rate-limit dual_send_notification? +

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

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

dual_send_notification is provided by the DUAL MCP Server MCP server (ro-ro-b/dual-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.