Mobile-App Controlled Smart Door Lock!

Project Overview:
The Smart Door Lock System is a dual-mode (Online & Offline) electronic access control solution designed for secure and flexible door operation in homes, commercial offices, and rental facilities.

Key Features & Technologies:
• Dual Mode Operation (Online & Offline): Works locally via Bluetooth/Wi-Fi direct when internet is unavailable, and connects via cloud for remote unlocking and status monitoring.
• Dedicated Android Application: Real-time locked/unlocked status visualization, one-tap remote actuation, and instant door activity push alerts.
• Master Phone Administration: Master phone credential authorization allowing property managers to grant or revoke access for secondary users in seconds.
• Automated Scheduling & Temporary Passcodes: Support for timed auto-locking at specific hours and time-bounded guest access codes.
• Comprehensive Audit Logging: Detailed cryptographic access logs recording timestamps and user IDs for every door unlock event.