Koskamo

Have I Been Pwned MCP

An MCP server that provides security tools for checking password breaches via k-anonymity, listing known data breaches, and looking up breached email accounts. It allows agents to verify if credentials have been compromised in public data breaches.

Visit Pipeworx

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Have I Been Pwned MCP logo, by PipeworxCommunity listingLocal stdioSource reviewed; not executedPublished by Pipeworx
You need:check_account requires a paid HIBP subscription key passed as _apiKey
Vendor documentation

What you can do with it

  • Check if a password appears in known breach corpora
  • List all publicly-known data breaches catalogued by HIBP
  • Look up breaches an email account has been seen in

Source and maintenance

Community listingRegistry 0.2.0
mcp-registry: io.github.pipeworx-io/hibp@0.2.0Source repositoryProject website
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@pipeworx/mcp-hibp 0.2.0

npm
@pipeworx/mcp-hibp package definition
{
  "version": "0.2.0",
  "transport": "stdio",
  "identifier": "@pipeworx/mcp-hibp",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "PIPEWORX_API_KEY",
      "description": "Optional Pipeworx API key. Without it calls are anonymous and capped daily; a free key raises the cap."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "have-i-been-pwned-mcp-pipeworx-mcp-hibp": {
      "command": "npx",
      "args": [
        "-y",
        "@pipeworx/mcp-hibp@0.2.0"
      ],
      "env": {
        "PIPEWORX_API_KEY": "<YOUR_PIPEWORX_API_KEY>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "have-i-been-pwned-mcp-pipeworx-mcp-hibp": {
      "command": "npx",
      "args": [
        "-y",
        "@pipeworx/mcp-hibp@0.2.0"
      ],
      "env": {
        "PIPEWORX_API_KEY": "<YOUR_PIPEWORX_API_KEY>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "have-i-been-pwned-mcp-pipeworx-mcp-hibp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@pipeworx/mcp-hibp@0.2.0"
      ],
      "env": {
        "PIPEWORX_API_KEY": "<YOUR_PIPEWORX_API_KEY>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "have-i-been-pwned-mcp-pipeworx-mcp-hibp": {
      "command": "npx",
      "args": [
        "-y",
        "@pipeworx/mcp-hibp@0.2.0"
      ],
      "env": {
        "PIPEWORX_API_KEY": "<YOUR_PIPEWORX_API_KEY>"
      }
    }
  }
}

Let your agent find its tools

Find servers like Have I Been Pwned MCP from your agent. Add Koskamo once to search the index for endpoints, access requirements, and client setup. Public discovery needs no key.

Connect Koskamo Explore workflows
See all 3,199