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README.md

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+# DarkS1ders File Encryption and Login System
+
+## Overview
+
+DarkS1ders File Encryption and Login System is a secure Java-based application that provides file encryption/decryption functionality alongside a secure login mechanism. It is designed to protect sensitive data and ensure secure access to the application using encrypted user credentials.
+
+---
+
+## Features
+
+### File Encryption and Decryption
+- **AES Encryption**: Encrypt and decrypt files with a user-specified key.
+- **Modern UI**: Intuitive interface with support for file selection and result feedback.
+- **Error Handling**: User-friendly error messages for invalid operations.
+
+### Secure Login System
+- **User Authentication**: Validates credentials stored in an encrypted database.
+- **Password Encryption**: Ensures user credentials are stored and transmitted securely using `PBEWithMD5AndDES`.
+- **Session Management**: Prevents unauthorized access to the encryption functionalities.
+
+### Additional Capabilities
+- **Custom Styles**: Modern UI styling using `styles.css`.
+- **About Dialog**: Provides version information and credits.
+
+---
+
+## Technologies Used
+
+- **JavaFX**: For the graphical user interface (GUI).
+- **JDBC (Java Database Connectivity)**: For database interaction with Derby.
+- **Cryptography**: AES (Advanced Encryption Standard) for file security and PBEWithMD5AndDES for credential encryption.
+- **Maven**: For project dependency management.
+- **Derby Embedded Database**: Lightweight, local database for user management.
+
+## Usage Instructions
+
+### Login
+1. Enter your **username** and **password** in the respective fields.
+2. Click **Login**. Upon successful authentication, the file encryption interface will load.
+
+### File Encryption
+1. Select a file to encrypt using the **Browse** button.
+2. Enter an encryption key in the **Encryption Key** field.
+3. Click **Encrypt File** and save the encrypted output.
+
+### File Decryption
+1. Select an encrypted file using the **Browse** button.
+2. Enter the same key used during encryption in the **Encryption Key** field.
+3. Click **Decrypt File** and save the decrypted output.