🔐 Password Strength Checker

A web-based password strength checker that analyzes password security using entropy calculations and real-time feedback.

🚀 Features

• ✅ Real-Time Password Strength Feedback
• ✅ Entropy-Based Strength Calculation
• ✅ Password Visibility Toggle
• ✅ Secure Password Generator
• ✅ Copy Password Button
• ✅ Dark Mode Support
• ✅ Mobile-Friendly Design

🎯 How It Works

• Passwords are evaluated based on length, character variety, and uniqueness.
• Uses entropy-based calculations to determine security level.
• Common weak passwords are automatically downgraded.
• Generated passwords are always "Very Strong".

🖥️ Live Demo

🔗 Try it here!

⚙️ Technologies Used

• HTML, CSS, JavaScript
• Flask (Python)
• Render (Hosting)
• GitHub (Version Control)

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📜 How to Run Locally

Follow these steps to run the project on your local machine:

# 1️⃣ Clone this repository
git clone https://github.com/Cyber-Security-Tech/password-strength-checker.git

# 2️⃣ Move into the correct directory
cd password-strength-checker

# 3️⃣ Install dependencies
pip install -r requirements.txt

# 4️⃣ Start the Flask web server
python app.py

# 5️⃣ Open the app in your browser
# Once the app is running, go to:
http://127.0.0.1:5000/


🏆 What I Learned
Throughout this project, I learned several important skills related to coding, UI/UX, security, and deployment:

📌 How to code in Python & JavaScript for real-world applications.
🔢 How entropy-based password strength calculations work.
🎨 How to create interactive UI elements with JavaScript & CSS.
🌑 How to implement dark mode & responsive design for mobile.
🔄 How to generate secure random passwords using JavaScript.
📂 How to deploy a Flask web app using Render.
💻 How to use GitHub for version control & collaboration.