JWA (Java Web Application)

This project was built with Servlets, JSP, and MySQL that provides user registration, authentication, profile management and role-based access control.

Features:

• User Registration & Auth (consists of Password Hashing, Login/Logout functionality, session management)
• Profile Management
• Role-Based Access Control
• Security Features

Prerequisites: Before running the application, one needs to have the following installed:

• JAVA Developmeny Kit (KDK) version 11 or higher.
• Apache Tomcat (version 9.x or higher)
• MySQL Database (version 8.x or higher)
• IntelliJ IDEA
• Maven

👤 User Guide Registration Click "Register" on the home page Fill in required information: Username (3-50 characters, alphanumeric) Valid email address First and last name Password (min 8 chars, with uppercase, lowercase, and number) Submit the form

You will be redirected to login page Login Enter username and password Click "Login"

Upon successful authentication, you'll be redirected to your profile Profile Management View Profile: Automatically shown after login Update Profile: Edit personal information Add phone number and address Set date of birth

Click "Update Profile" to save changes Admin Features If your account has ADMIN role: Access Admin Panel from profile page View all registered users Monitor user activity

Logout Click "Logout" button to securely end your session

🔒 Security Features Implemented Security Measures Password Security BCrypt hashing with salt Strong password requirements No plain text password storage

🐛 Troubleshooting Common Issues Database Connection Error

Verify MySQL service is running Check database credentials in database.properties Ensure database and tables exist Compilation Errors Clean and rebuild project

Check JDK version compatibility Verify Maven dependencies 404 Errors Check Tomcat configuration Verify application context path Ensure WAR file is deployed correctly

Session Issues Clear browser cache and cookies Check session timeout configuration Logs and Debugging Check Tomcat logs in IntelliJ console Review application logs for specific error messages Verify database connection in MySQL logs

📞 Support If you encounter issues: Check the troubleshooting section above Verify all prerequisites are installed correctly Ensure database is properly configured Check application logs for specific error messages

🛡️ Security Notes Change default database credentials in production Use HTTPS in production environment Regularly update dependencies for security patches Implement additional security measures for production use

Happy Coding! 🚀