🎵🔒 Audio File Data Hiding (Steganography) Application

This project is an audio file steganography application developed using C# WinForms.
It can hide text, image, and video data inside WAV format audio files,
providing secure data storage with AES encryption and Huffman coding techniques.

---

✨ Features

• 🎧 Data hiding in WAV audio files using LSB (Least Significant Bit) method
• 📝 Supported hidden data types: Text, image, and video files
• 🔐 Support for AES encryption and decryption
• 📦 Data compression and enhanced security with Huffman coding
• 🔍 Extract hidden data from audio files and save as image/video
• 🖥️ User-friendly WinForms interface
• 📂 Support for multiple file selection and playback

---

🛠️ Requirements

• 💻 Windows operating system
• .NET Framework (for WinForms application)
• 📦 NAudio library (for handling WAV files)
• Visual Studio or similar C# development environment

---

🚀 Installation and Usage

1. Open the project in Visual Studio.
2. Install required NuGet packages (NAudio).
3. Run the application.
4. 🎵 Add WAV format audio files.
5. 🗂️ Select the text, image, or video file you want to hide.
6. 🔑 Enable or disable AES encryption option.
7. 🛡️ Click the "Hide Message" button to embed data into the audio file.
8. ▶️ You can play or extract the hidden data.

---

📁 Project Structure

• Form1.cs: Main form and application logic
• NAudio.Wave: Audio file reading and writing operations
• AES encryption and decryption functions
• Huffman coding algorithm
• LSB hiding and extraction algorithms

---

🤝 Contributing

Contributions are welcome!
Please fork the repository and submit a pull request.

---

📄 License

This project is licensed under the MIT License.

---

📬 Contact

✉️ leventdemirkaya@outlook.com