Cryptonite

   ______                 __             _ __    
  / ____/______  ______  / /_____  ____(_) /__  
 / /   / ___/ / / / __ \/ __/ __ \/ __ \/ / _ \ 
/ /___/ /  / /_/ / /_/ / /_/ /_/ / / / / /  __/ 
\____/_/   \__, / .___/\__/\____/_/ /_/_/\___/  
          /____/_/                               

Cryptonite is a CLI utility for secure file and folder encryption with the ability to hide data in MP3 files using steganography.

Features

• 🔐 File and folder encryption using AES-256
• 🎵 Steganography: hide encrypted data in MP3 files
• 🔑 Secure password input
• 📁 Support for both single files and entire directories
• 🖥️ Cross-platform support (Windows, macOS, Linux)

Installation

Using Pre-built Binaries

1. Download the latest release for your platform from Releases.
2. Extract the archive.
3. Add the binary to your PATH or use the full path to execute it.

Building from Source

# Clone the repository
git clone https://github.com/your-username/cryptonite.git
cd cryptonite

# Build the project
make build

# Install (optional)
sudo make install

Usage

Encrypt a File

cryptonite -encrypt -input /path/to/file -output encrypted.bin

Decrypt a File

cryptonite -decrypt -input encrypted.bin -output /path/to/extract

Encrypt and Hide Data in MP3

cryptonite -encrypt -input secret.doc -output hidden.mp3 -mp3 original.mp3

Extract Data from MP3

cryptonite -decrypt -input hidden.mp3 -mp3 yes -output extracted.doc

Run Tests

go test -v ./...

Lint the Code

golangci-lint run

Project Structure

.
├── cmd/
│   └── main.go            # Entry point
├── internal/
│   ├── crypto/            # Encryption logic
│   ├── container/         # Container operations
│   └── steganography/     # Steganography operations
├── tests/                 # Test scripts
└── build/                 # Compiled binaries

Building for Different Platforms

Build for All Platforms

make build

Build for a Specific Platform

GOOS=darwin GOARCH=arm64 go build -o build/cryptonite-darwin-arm64 ./cmd/main.go

Troubleshooting

1. Encryption/Decryption Errors

• Verify the correct password and encryption key.
• Check that the input file is accessible.

2. MP3 Steganography Issues

• Ensure the original MP3 file is valid.
• Check file size limitations.
• Verify MP3 format compatibility.

3. Memory Issues

• Use smaller chunks for large files.
• Ensure sufficient system resources.

Contact

If you have questions or suggestions:

1. Open an Issue on GitHub.
2. Submit a Pull Request.
3. Contact the maintainers.

Acknowledgments

• golang/go
• All contributors