Smart Card Authentication System

This is a Windows-based smart card authentication application developed in Python, providing real-time PIV card monitoring and user authentication feedback.
Key Features:
- Real-time Card Detection: Monitors the insertion/removal of PIV cards in real time via a smart card reader.
- Visual Authentication Feedback: Displays a stylish pop-up notification with a fade animation effect when a card is detected.
- Modern GUI: Developed with PyQt5, featuring a draggable, semi-transparent pop-up interface and customizable styling.
This application runs as a background service and automatically detects when a PIV smart card is inserted, displaying a success notification including the last four digits of the card number.