stegcrypt

StegCrypt is a lightweight steganography tool for securely embedding and extracting hidden messages within digital images.

Features

• Hide (embed) secret text messages into digital images
• Extract hidden messages from previously encoded images
• Lightweight and easy to use
• Built with Python and Flask
• Web-based interface: Try it live
• Open-source under the MIT License

Getting Started

Prerequisites

• Python 3.7+
• pip

Installation

1. Clone the repository:

   git clone https://github.com/gbennnn/stegcrypt.git
   cd stegcrypt

2. Install dependencies:

   pip install -r requirements.txt

3. Run the application:

   python app.py

   The app will be available at http://127.0.0.1:5000/

Usage

1. Open the web interface.
2. To embed a message:
   • Upload a cover image (PNG).
   • Enter your secret message.
   • Enter your secret key (for encoding).
   • Click "Encode" to download the stego-image.
3. To extract a message:
   • Upload a stego-image encoded with stegcrypt.
   • Enter your secret key (for decoding).
   • Click "Decode" to reveal the hidden message.

Technologies Used

• Python
• Flask
• HTML & Tailwind CSS
• Pillow (PIL) for image processing

License

This project is licensed under the MIT License.

Links

• Live Demo
• GitHub Repository

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StegCrypt is intended for educational and legitimate privacy use only. Do not use it for illegal purposes.