Build your own IoT smart door lock system using a Nano ESP32 and the Arduino Cloud, courtesy of this Gadget Master.

Part 2 can be found here Putting a custom designed electronic lock on your space seems like a geek right of passage. For our latest workspace, we decided to skip the boring numbered keypad and buil… ...

Group entry hacks are a favorite for hacker social groups. Why use old fashioned keys when you can use newfangled electronic keys? If you are looking to build a simple RFID-based security system to… ...

This system was designed for a garage door. The bistable relay serves to disable the communication between the sensor and the Arduino in case there are more than 3 false scanner fingerprints, or ...

The best smart locks make your home safer with keyless entry and full control over access. After testing nearly a dozen smart locks, here are my top picks.