Arduino - Security Panel System With Using Keypad and LCD Display

Security System and Access Control With Arduino and RFID

Arduino Home Security System

ACS724 Current Sensor Measurements With Arduino

AC & DC Current Measurement with Arduino and LTSR 25-NP Sensor

DEVMO 5A Range AC and DC Current Sensor Module ACS712 Module Highly Sensitive Humidity High Efficient Compatible with Ar-duino 5A

A fun and Simple Arduino Beginner Tutorial: Laser Alarm Security [external source]

Arduino Alarm Clock with some Easter Eggs

Arduino Security and Alarm System Project