generate-vanity-address · Blockchain MCP Server MCP

WHAT IT DOES

What generate-vanity-address does on Blockchain MCP Server

AI agents invoke generate-vanity-address to trigger actions in Blockchain MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why generate-vanity-address needs a policy

This tool runs a computationally intensive concurrent search process to generate cryptographic key pairs (Ethereum addresses with their private keys). It 'executes' a computation rather than simply reading or writing data. The main risk is that it generates private keys which, if exposed or mishandled by an AI agent, could lead to secret key compromise.

From the tool's definition Generate Ethereum addresses matching specified prefix and suffix patterns with concurrent computation

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

generate-vanity-address Rate-limited

generate-vanity-address stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "generate-vanity-address": {
      "limits": [
        {
          "counter": "generate-vanity-address_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about generate-vanity-address

What does the generate-vanity-address tool do? +

Generate Ethereum addresses matching specified prefix and suffix patterns with concurrent computation. It is categorised as a Execute tool in the Blockchain MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on generate-vanity-address? +

Register the Blockchain MCP Server MCP server in PolicyLayer and add a rule for generate-vanity-address: 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 Blockchain MCP Server. Nothing to install.

What risk level is generate-vanity-address? +

generate-vanity-address is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit generate-vanity-address? +

Yes. Add a rate_limit block to the generate-vanity-address 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 generate-vanity-address completely? +

Set action: deny in the PolicyLayer policy for generate-vanity-address. 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 generate-vanity-address? +

generate-vanity-address is provided by the Blockchain MCP Server MCP server (lienhage/blockchain-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.