I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...

The purpose of the project is to spoof a simple low frequency 125kHz RFID tag with the use of an Arduino and only a few components. A single Arduino pin provides the control once tag is assembled and ...

After acquiring Philadelphia-based Neiman Group, Boston ad agency Allen & Gerritsen found itself with two teams of employees separated by 300 miles. It presented an increasingly common problem: When ...