Real Time Home Security System using GSM Technology-An Anti-theft System! This project deals with the design & development of a theft control system for home, which is being used to prevent/control ...

Instructables user [EngineeringShock] has been hard at work building a laser trip wire security system, complete with a combination lock. The security system works just like you see in the movies, … ...

[over9k] used his Arduino to set up a laser trip wire. The laser is mounted along side the Arduino, reflects off of a mirror, and shines on a photoresistor that interfaces via a voltage divider. Th… ...

If you are McGyver, probably a intercontinental ballistic missile interceptor. If you are Kipkay, you’ll do a laser-based home alarm system similar to the one used in Entrapment, the movie.

Researchers in Japan and at the University of Michigan said Monday that they had found a way to take over Google Home, Amazon’s Alexa or Apple’s Siri devices from hundreds of feet away by ...