📌 Python Bank Application (CLI-Based)

💡 Overview

Welcome to the Python Bank Application — a CLI-based banking system that provides a smooth and secure user experience for managing your bank account. Built with Python, this project offers essential functionalities like account creation, login, balance inquiry, deposits, withdrawals, and password updates with a strong password validation system.

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🔑 Features

• User Authentication: Secure login system with encrypted password handling.
• Password Validation: Strong password validation (At least 6 characters including upper case, lower case, digits, and special characters).
• Account Creation: New users can open an account with an initial deposit of ₹2000 or more.
• Deposit & Withdrawal: Seamless transactions with a minimum balance requirement of ₹2000.
• Password Change: Allows users to update their password with validation.
• Balance Inquiry: Check your current account balance.
• User-Friendly CLI Interface: Simple and intuitive interface for easy interaction.

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📂 Technologies Used

• Python (Core Language)
• Standard Libraries: getpass, string

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🚀 How to Use

1. Clone the Repository:

   git clone <repository-link>

2. Navigate to the Project Directory:

   cd python-bank-application

3. Run the Application:

   python3 <filename>.py

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📖 Application Flow

1. Main Menu:
   • Login
   • Signup
   • Exit
2. Signup Process:
   • Provide username, password, and initial deposit (Minimum ₹2000).
   • Password must contain at least one uppercase letter, one lowercase letter, one digit, and one special character.
3. Login Process:
   • Provide account number and password to access the dashboard.
4. Dashboard Options:
   • Credit Amount
   • Debit Amount
   • Change Password
   • Check Balance
   • Logout

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📌 Example Usage

______WELCOME TO PYTHON BANK______
Please choose option from below
1.Login
2.Signup
3.Exit
___________________________________

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📣 Why This Project?

This project showcases foundational skills in Python programming, user authentication, and CLI-based applications. It is designed to be beginner-friendly while demonstrating proper use of data structures, functions, and control flow. Perfect for those looking to build console-based projects with real-world applications.

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💪 Future Enhancements

• Adding Data Persistence (File Handling / Database).
• Enhanced Security (Password Hashing).
• Transaction History Feature.
• Graphical User Interface (GUI).

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🙌 Acknowledgments

This project is a simple yet effective demonstration of CLI-based user authentication and banking functionalities using Python.