Nexus

A lightweight consensus mechanism built with Rust. Features cryptographic hashing, merkle tree validation, and configurable proof-of-work mining.

Features

• SHA-256 cryptographic hashing
• Merkle tree transaction verification
• Proof-of-work consensus with adjustable difficulty
• Transaction management system
• Configurable mining rewards

Requirements

• Rust 1.70 or higher
• Cargo

Installation

git clone https://github.com/hiroshiyoka/nexus.git
cd nexus
cargo build --release

Usage

cargo run

Upon running, you will be prompted to:

1. Enter a miner address
2. Set the mining difficulty

Then you can interact with the menu:

• 1 - Create a new transaction
• 2 - Mine a new block
• 3 - Change difficulty
• 4 - Change reward
• 0 - Exit

Project Structure

nexus/
├── Cargo.toml
├── src/
│   ├── main.rs      # CLI interface
│   └── chain.rs     # Core implementation
└── README.md

License

MIT