Xion Wallet Generation Service

This service is an Express.js application that allows the generation of Xion blockchain wallets. The wallet generation includes mnemonic phrases, addresses, and encrypted private keys for secure storage. You can check it out here: Swagger Docs Guide

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Features

• Generate wallets with a Xion-compatible prefix.
• Return a secure, encrypted private key alongside the mnemonic phrase and address.
• Protect sensitive data using AES encryption.

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Requirements

Ensure the following tools and dependencies are installed:

1. Node.js (v14+)
2. NPM or Yarn

Install required packages:

npm install express body-parser crypto bip39 @cosmjs/proto-signing

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Endpoints

POST /generate-wallet

Generates a new wallet and returns the details.

Request:
No body is required.

Response:
Returns a JSON object with the following fields:

• address: The wallet address.
• mnemonic: A mnemonic phrase for wallet recovery.
• encryptedPrivateKey: The encrypted serialized wallet.
• iv: The initialization vector used for encryption.

Example Response:

{
  "address": "xion1x5p8yxj8ueqt8hvsh2ff85knc7jwljp3wks59m",
  "mnemonic": "supply lobster torch magnet ocean frost ...",
  "encryptedPrivateKey": "f2c3a5d20...",
  "iv": "c812f57e45..."
}

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How to Run

1. Clone the repository:

   git clone 'https://github.com/Noah-droid/xionwallets.git'
   cd xionwallets

2. Install dependencies:

   npm install

3. Start the server:

   npm run dev

4. Access the service: The server runs on http://localhost:3000.

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Testing the Service

Use a tool like Postman or curl to test the endpoint.

Using curl

curl -X POST http://localhost:3000/generate-wallet

Using Postman

1. Open Postman.
2. Create a new request:
   • Method: POST
   • URL: http://localhost:3000/generate-wallet
3. Click Send.

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Encryption Details

The service uses AES-256-CBC for encryption:

• Key: A randomly generated 32-byte encryption key.
• IV: A 16-byte initialization vector generated per encryption.

Decryption

Use the encryptedPrivateKey and iv to decrypt the private key when needed.

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License

This project is licensed under the MIT License. Feel free to use, modify, and distribute it as needed.