random_password_generator

A simple yet effective command-line Java application to generate strong, random passwords based on your specified criteria. You can customize the length of the password and choose which character sets to include: uppercase letters, lowercase letters, digits, and special characters.

Features

• Customizable Length: Specify the exact length of the password you need.
• Character Set Selection: Choose to include or exclude uppercase letters, lowercase letters, digits, and special characters.
• Secure Randomness: Utilizes Java's SecureRandom class for cryptographically strong random number generation, ensuring the generated passwords are unpredictable.
• Command-Line Interface: Easy to use directly from your terminal.
• Clear Output: Displays the generated password in the console.

Getting Started

Prerequisites

• Java Development Kit (JDK): Ensure you have Java installed on your system. You can download it from Oracle's website or use an open-source distribution like OpenJDK.

Installation

1. Clone the Repository:

   git clone [https://github.com/khemraj-git/random_password_generator.git](https://github.com/khemraj-git/random_password_generator.git)
   cd random_password_generator

2. Compilation:

   • Navigate to the directory containing the PasswordGenerator.java file (likely the root of the repository) and compile it:

     javac PasswordGenerator.java

Usage

1. Running the Application:

   • Navigate to the directory containing the compiled .class file and run the application:

     java PasswordGenerator

2. Following the Prompts: The application will then prompt you to enter the desired length of the password and whether to include uppercase letters, lowercase letters, digits, and special characters (by typing y for yes or n for no).

   Enter the length of the password: 16
   Include uppercase letters? (y/n): y
   Include lowercase letters? (y/n): y
   Include digits? (y/n): y
   Include special characters? (y/n): y
   Generated password: aB3!dFgH7jKlMnOp
   

Contributing

Contributions are welcome! If you have any ideas for improvements, bug fixes, or new features, feel free to:

1. Fork the repository.
2. Create a new branch (git checkout -b feature/your-feature).
3. Make your changes.
4. Commit your changes (git commit -am 'Add some feature').
5. Push to the branch (git push origin feature/your-feature).
6. Open a pull request.