Here is a simple general-purpose security alarm circuit built on the Arduino platform. It brings up an obtrusive alert signal when an intrusion/theft attempt is observed by its front-end sensor. In ...

Here is an ultra simple Arduino Night Alarm project wired around a handful of inexpensive and easily available components. One advantage of using Arduino as a security system is the flexibility!

Making your own security system isn't too hard, but if you'd like a super cheap and simple method, Instructables user deba168 shows how to make a wireless motion detector with an Arduino.

Posted in Arduino Hacks, Security Hacks Tagged alarm, arduino, security, twitter ← DIY Servo Activated Door Lock With Capacitive Touch Keypad Driving And Old Receipt Printer → ...

For his Hackaday Prize entry, [IngGaro] is building an Arduino-based security system that does everything you would expect from a home automation system, from closing the shutters to temperature ...

Alarm clocks are cheap and abundant, but they’re pretty boring. If you want to make your own, Instructables user Paranoid Legend shows you how to build one with an Arduino.

How to create a simple laser trip wire alarm, taken from theArduino Project Handbook: 25 Practical Projects to Get You Started.

By using open-source Arduino tools, security researchers are exposing security gaps in door-lock systems used by millions of hotels.