Koskamo

HSM Kit MCP

An open-source, client-side cryptographic toolkit providing 44+ tools for HSM key management, payment security, PKI, and encoding. It supports MCP integration for agents to perform local encryption, decryption, key block encoding, PIN block calculation, and MAC generation without data leaving the device.

Visit hsm-kit

Package and access

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

HSM Kit MCP logo, by hsm-kitCommunity listingLocal stdioSource reviewed; not executedPublished by hsm-kit
Vendor documentation

What you can do with it

  • Encode and decode TR-31 key blocks
  • Calculate ISO 9564 PIN blocks
  • Generate AES and DES keys with KCV
  • Parse ISO 8583 payment messages

Source and maintenance

Community listingRegistry 0.1.0
mcp-registry: io.github.hsm-kit/hsmkit@0.1.0Source repositoryProject website
Maintenance checked

Packages and installation

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

@hsmkit/mcp-server 0.1.0

npmnpx
@hsmkit/mcp-server package definition
{
  "version": "0.1.0",
  "transport": "stdio",
  "identifier": "@hsmkit/mcp-server",
  "runtimeHint": "npx",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org"
}

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": {
    "hsm-kit-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@hsmkit/mcp-server@0.1.0"
      ]
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "hsm-kit-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@hsmkit/mcp-server@0.1.0"
      ]
    }
  }
}

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": {
    "hsm-kit-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@hsmkit/mcp-server@0.1.0"
      ]
    }
  }
}

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": {
    "hsm-kit-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@hsmkit/mcp-server@0.1.0"
      ]
    }
  }
}

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