ledger_get_addresses

Get BTC addresses from a connected Ledger device for all address

SERVERBitcoin wallet MCP server SOURCEmarkmhendrickson/mcp-server-bitcoin

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/markmhendrickson-mcp-server-bitcoin/ledger-get-addresses.md

WHAT IT DOES

What ledger_get_addresses does on Bitcoin wallet MCP server

AI agents call ledger_get_addresses to retrieve information from Bitcoin wallet MCP server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why ledger_get_addresses is rated Low

This tool retrieves blockchain wallet addresses from a hardware device. Address retrieval is a read operation that queries data without modifying, executing code, deleting data, or moving funds. While the server operates in a financial domain (Bitcoin wallets), this specific tool performs only information retrieval.

From the tool's definition Tool name is 'ledger_get_addresses' and description states 'Get BTC addresses from a connected Ledger device for all address'. The verb 'get' and the action of retrieving addresses are read-only operations with no side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs ledger_get_addresses safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Bitcoin wallet MCP server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For ledger_get_addresses, this is the rule to start with:

ledger_get_addresses Allowed

ledger_get_addresses is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

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

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Bitcoin wallet MCP server, apply this rule, and every ledger_get_addresses call is checked against it from then on.

FAQ

Questions about ledger_get_addresses

What does the ledger_get_addresses tool do? +

Get BTC addresses from a connected Ledger device for all address. It is categorised as a Read tool in the Bitcoin wallet MCP server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on ledger_get_addresses? +

Register the Bitcoin wallet MCP server MCP server in PolicyLayer and add a rule for ledger_get_addresses: 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 Bitcoin wallet MCP server. Nothing to install.

What risk level is ledger_get_addresses? +

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

Can I rate-limit ledger_get_addresses? +

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

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

ledger_get_addresses is provided by the Bitcoin wallet MCP server MCP server (markmhendrickson/mcp-server-bitcoin). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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