@profullstack/qrypt-decrypt

CLI tool to decrypt QryptChat encrypted key files.

Installation

``bash
npm install -g @profullstack/qrypt-decrypt
`

Usage

`bash
qrypt-decrypt your-key-file.json
`

The tool will prompt you for the password used to encrypt the keys.

Requirements

- Node.js v20 or newer
- A QryptChat key export file (.json)
- The password used to export the keys

Example

`bash
$ qrypt-decrypt qryptchat-pq-keys-2025-01-20T12-30-45-123Z.json
🔐 QryptChat Key Decryption Tool v1.0.0

🔑 Enter password: [hidden]
🔓 Decrypting keys...

✅ Keys decrypted successfully!

📊 Key Information:
Version: 2.0
Exported: 2025-01-20T12:30:45.123Z

🔐 ML-KEM-1024 Keys:
Algorithm: ML-KEM-1024
Public Key: iVBORw0KGgoAAAANSUhEUgAAAfQAAAH0CAYAAADL1t+KAAA...
Private Key: [PROTECTED - 4216 characters]

⚠️ Keep your private keys secure and never share them!
``

Security

This tool uses the same AES-GCM-256 decryption method as the QryptChat web interface. It only decrypts and displays key information - it does not store or transmit any data.

License

MIT