🔐 Password Strength Meter & Generator

A friendly and powerful web app built with Streamlit to evaluate password strength, offer actionable feedback, and generate secure passwords tailored to your needs.

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⚡ Features

🧾 Password Strength Meter

• ✅ Instantly evaluate password strength with a clear score, descriptive strength level, and helpful suggestions.
• ⚖️ Toggle Custom Weight Scoring to adjust how much factors like length, uppercase, digits, or symbols influence your score.
• 🚫 Automatically flags common or weak passwords using a blacklist check.

🎲 Password Generator

• 🔑 Easily generate one or multiple strong passwords.
• 🛠️ Fully customizable: choose length, include uppercase, lowercase, digits, and symbols.
• 💾 Option to download generated passwords as a .txt file for safekeeping.

🔧 Customization & Extensibility

• 🎚️ Tweak scoring logic, adjust weights, or expand the blacklist via the password_utils.py module.

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⚙️ Getting Started

📋 Prerequisites

• 🐍 Python 3.8 or higher
• 📦 pip for installing dependencies

💻 Installation

git clone https://github.com/HasnainDevMaster/Project_02_password-strength_meter
cd Project_02_password-strength_meter
pip install -r requirements.txt

▶️ Launch the App

streamlit run app.py

☁️ Or Try It Online

Use the Streamlit-hosted version for quick testing: 🔗 Live App Link

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📚 Usage Guide

A. 🔍 Testing Your Password

1. ✏️ Type your password into the input field.
2. ⚙️ Optional: Enable Custom Weight Scoring to suit your preference.
3. 📊 Review your password’s strength, score, and improvement tips.

B. 🎲 Generating Passwords

1. 🔢 Choose how many passwords you want and their length.
2. 🔡 Pick character types (uppercase, lowercase, digits, symbols).
3. 🎉 Click "Generate Passwords" to get results.
4. 💾 Optionally, download them as a .txt file.

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🧠 How It Works

The password evaluation considers:

• 📏 Length (8+ characters recommended)
• 🔠 Uppercase letters
• 🔡 Lowercase letters
• 🔢 Digits
• 🔣 Symbols (e.g., !@#$%^&*)
• 🚫 Blacklist: Common passwords are flagged as weak for better security

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🛠️ Customize & Extend

Want to tweak the app? Head to password_utils.py—you can:

• 🔄 Change the scoring logic or weights
• 📝 Update the blacklist
• 💡 Enhance the feedback system

Great for adapting to your project’s specific security needs!

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🙏 Acknowledgements & Thanks

• 🎨 Built using Streamlit — for powering the UI quickly and elegantly
• 🐍 Powered by the Python Standard Library for simplicity and robustness

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🎯 Final Thoughts

This app makes password testing and generation a breeze — perfect whether you're:

• 🧑‍🎓 Learning security concepts
• 💻 Building a real-world project
• 🔒 Just wanting stronger, safer passwords

🔐 Stay safe & happy coding! 🚀