A smart lock upgrade offers excellent utility and control without sacrificing privacy.

This Arduino NFC slot scans a DVD case sticker, pairs it with a hard-drive file, and plays the movie at a button press. Use genre-labelled cases to pick movies randomly; press again to skip to another ...

A hacker collective pulled down a Flock camera and dumped its data. The files included thousands of videos and logs showing ...

The flip-flop, aka latch, can also be understood as Bistable Multivibrator as two stable states. Generally, these latch ...

In this project, we will build a simple Access Control System using RC522 RFID Module, Arduino and MG 996R Servo Motor. Authenticate people using their RFID Smart Cards or Key Fobs and allow them ...

Thousands of electronic lockers found in gyms, offices, and schools could be vulnerable to attacks by criminals using cheap hacking tools to access administrator keys, according to new research. At ...

The radio frequency identification (RFID) system used for the identification and tracking of objects makes use of an RFID reader and a tag. The main parts of the authentication system include the ...

A fun little gadget and a great STEM teaching aid to help tech enthusiasts learn about robotics and coding. Bittle is a DIY, servo-based robot dog from Petoi, controllable via Bluetooth, infrared and ...

To build an FM receiver, developers can use highly integrated chips, such as the TEA5767 from NXP. Here we describe an FM receiver with a frequency range of 76 to 108 MHz and 2 x 3 W stereo sound ...

Often times, we need to secure a room at our home or office (perhaps a secret dexter’s laboratory) so that no one can access the room without our permission and ensure protection against theft or loss ...