SonarGuard is a web + IoT security system that provides real-time motion detection and alerts for home security.
It integrates Next.js, AWS Cognito, MongoDB, and Firebase to offer a secure and scalable solution.
- Motion Detection: Uses Radar Sensor (Arduino UNO + NodeMCU) for detecting movement.
 - Authentication: AWS Cognito for user sign-up & OTP verification.
 - Secure Access: JWT Token Authentication restricts unauthorized access.
 - Real-time Alerts: Sends SNS Email Alerts on motion detection using EmailJS.
 - Data Storage: Stores registered users in MongoDB, sensor data in Firebase Realtime Database.
 
- Frontend: Next.js (App Router), Tailwind CSS, TypeScript
 - Backend: Firebase Realtime Database, MongoDB
 - Auth & Security: AWS Cognito, JWT Authentication
 - IoT Integration: Radar Sensor, Arduino UNO, NodeMCU
 - Cloud Services: AWS Lambda, SNS Email Alerts, EmailJS
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