SignSecure

SignSecure is an open-source React app built with TypeScript that allows users to securely upload, hash, and sign documents using a crypto wallet using Cardano's CIP 8 - Message Signing and CIP 30 - Cardano dApp-Wallet Web Bridge . It provides a user-friendly interface for document verification, ensuring data integrity and authenticity.

Prerequisites

Before running SignSecure, please make sure you have the following prerequisites:

• A crypto wallet extension installed in your browser for document signing. (e.g., Flint, Nami, Eternl).
• For running the app it's necessary to have npm or docker installed on your computer.

Features

• Upload documents and calculate their hash using the sha2-256 algorithm.
• Sign documents using a private key from a cardano crypto wallet.
• Verify document signatures by providing the corresponding signature and key and optionaly the orignal file to calculate again the original hash.

Technologies Used

• React: A JavaScript library for building user interfaces.
• TypeScript: A typed superset of JavaScript that compiles to plain JavaScript.
• Material-UI (Mui): A popular React UI library for creating beautiful and responsive UI components.
• Cardano connect with Wallet: cardano-wallet-js is a javascript/typescript SDK for Cardano with several functionalities. It's library provides the functionality to connect a Cardano wallet and sign a documment using a key pair.
• Cardano Verify Datasignature: A lightweight typescript library to verify a CIP 30 datasignature.
• CIP 8 - Message Signing
• CIP 30 - Cardano dApp-Wallet Web Bridge

Installation

To run SignSecure locally, you have two options: using the Dockerfile or running it directly on your machine.

Option 1: Using Docker (Recommended)

1. Clone the repository:

   git clone https://github.com/jorgenavben/SignSecure.git
   

2. Navigate to the project directory:

   cd SignSecure
   

3. Build the Docker image:

   docker build -t signsecure .
   

4. Run the Docker container:

   docker run -p 3000:3000 signsecure
   

5. Open your browser and visit http://localhost:3000 to see the application in action.

Option 2: Running on Your Machine

1. Clone the repository:

    git clone https://github.com/jorgenavben/SignSecure.git
   

2. Navigate to the project directory:

   cd SignSecure
   

3. Install the dependencies:

   npm install
   

4. Start the development server:

   npm start
   

5. Open your browser and visit http://localhost:3000 to see the application in action.

License

SignSecure is released under the MIT License. Feel free to use, modify, and distribute the code for personal and commercial purposes.