RMCP.DEV
← pqcs4.com

INDIVIDUAL MCP TOOL

pqcs_id_sign

Sign a UTF-8 message with a PQCS L+ Digital ID (ML-DSA-65 / Dilithium3) secret key.

pqcs4.comnone authenticationAvailability not checked

Input schema

{}

Risk classification

Potential side effects detected · medium confidence · heuristic, not a guarantee.

  • A tool name, description or schema mentions credentials.
  • A tool name or description suggests sending messages.

Parent endpoint

pqcs4.com

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.pqcs4-com]
url = "https://pqcs4.com/api/mcp"
enabled = true
Claude Code

.mcp.json

{
  "mcpServers": {
    "pqcs4-com": {
      "type": "http",
      "url": "https://pqcs4.com/api/mcp"
    }
  }
}
Claude Desktop

Settings → Connectors → Add custom connector

Name: pqcs4-com
Remote MCP URL: https://pqcs4.com/api/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "pqcs4-com": {
      "url": "https://pqcs4.com/api/mcp"
    }
  }
}
Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code 
{
  "servers": {
    "pqcs4-com": {
      "type": "http",
      "url": "https://pqcs4.com/api/mcp"
    }
  }
}
Generic MCP

Client-specific MCP configuration

{
  "name": "pqcs4-com",
  "transport": "streamable-http",
  "url": "https://pqcs4.com/api/mcp"
}
MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

Related tools

  • pqcs_id_keygen — Generate a PQCS L+ Digital ID keypair using ML-DSA-65 (Dilithium3).
  • pqcs_id_verify — Verify a PQCS L+ Digital ID signature (ML-DSA-65 / Dilithium3) over a UTF-8 message.
  • pqcs_kem_keygen — Generate a PQCS L+ KEM keypair using ML-KEM-768 (FIPS 203).
  • pqcs_kem_encapsulate — Encapsulate a shared secret to a recipient's ML-KEM-768 public key.
  • pqcs_kem_decapsulate — Decapsulate an ML-KEM-768 ciphertext using the recipient's secret key.