Hi 👋, I am Muhammad Saad

A passionate Java developer & cybersecurity enthusiast from Pakistan

• 🔭 I’m currently working on Gexton Education

• 🌱 I’m currently learning DSA, Networking & Digital Security

• 👯 I’m looking to collaborate on Java Projects, Security Tools

• 💬 Ask me about Java, Cybersecurity, Networking

• 📫 How to reach me shaheeri8330@gmail.com

• ⚡ Fun fact I just bought Books for showcase, not for reading

Java Password Manager

The Java Password Manager is a console-based application designed to help users enhance their password security. It provides essential tools like password strength checking, secure password generation, and more — all accessible via a simple text-based interface.

🔐 Core Features:

🧪 Password Strength Checker:

Analyze the strength of any password based on character variety, length, and overall security guidelines.

🔢 Password Generator:

Generate strong and random passwords with predefined lengths:

• 🔒 8 Characters
• 🔒 10 Characters
• 🔒 12 Characters
• 🔒 14 Characters

🧰 Additional Functionalities:

• Clear menu-driven console interface
• Error handling for invalid input
• Modular code structure for easy updates

❌ Exit Option:

Allows users to safely exit the application when finished.

📁 Tech Stack:

• Language: Java
• Paradigm: Object-Oriented Programming (OOP)
• Core Concepts Used:
  • Encapsulation
  • Modular Method Design
  • String Manipulation
  • Randomization (for password generation)
  • Conditional Logic (for strength evaluation)

🚀 Project Purpose:

This project was built to enhance understanding of core Java principles while solving a real-world security problem. It demonstrates modular design, OOP fundamentals, and user-friendly console interaction, providing practical functionality like password generation and evaluation.

🛠️ Installation Requirements:

• Java JDK 8 or above installed
• Any text editor or IDE (e.g., IntelliJ, VS Code, Eclipse)
• Basic terminal/command-line usage

💻 Usage Instructions:

To compile and run the game from your terminal:

javac Main.java
java Main
  

📸 Screenshots / Demo:

Below is a preview of the Password Manager in action:

🔐 Password Generation:

🧪 Password Strength Checking:

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