issue_broker_voucher · Bybit MCP: Risk & Policy

WHAT IT DOES

What issue_broker_voucher does on Bybit

AI agents use issue_broker_voucher to commit financial operations through Bybit — usually the final step of a payment, billing, or trading workflow. A call moves real money.

WHY IT NEEDS A POLICY

Why issue_broker_voucher needs a policy

Issuing broker vouchers or awards involves committing financial value or obligations, placing this firmly in the Financial category. Misuse could result in unauthorized financial commitments or value transfers on the Bybit exchange platform.

From the tool's definition 'Issue a broker voucher/award' - issuing vouchers or awards commits financial obligations or value transfers on the exchange

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

issue_broker_voucher Approval-gated

Any call to issue_broker_voucher is blocked until a human approves it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "issue_broker_voucher": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

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

FAQ

Questions about issue_broker_voucher

What does the issue_broker_voucher tool do? +

Issue a broker voucher/award. It is categorised as a Financial tool in the Bybit MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on issue_broker_voucher? +

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

What risk level is issue_broker_voucher? +

issue_broker_voucher is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit issue_broker_voucher? +

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

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

issue_broker_voucher is provided by the Bybit MCP server (johnnywic/bybit-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.