🔐 EchoCrypt – Secure File Encryption System

EchoCrypt is a secure file encryption and decryption system built using:

• 🐍 Python Flask API (handles encryption using substitution cipher + QR code)
• ☕ Spring Boot backend (admin dashboard, log tracking, email integration)
• 🎈 Streamlit frontend (user-friendly interface for encryption/decryption)

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📦 Project Structure

echocrypt/
├── flask-api/             # Python encryption/decryption logic (Flask)
├── springboot-backend/    # RESTful Spring Boot service
├── streamlit-frontend/    # Streamlit UI for users
├── README.md
├── .gitignore