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 ...

An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

The use of Radio Frequency IDentification (RFID) technologies is growing. Many different applications are implemented in various sectors, and used for very different purposes. RFID enables wireless ...

This article originally appeared in Access Control Trends & Technology 2023, a special bonus publication to Security Business magazine, Security Technology Executive, and Locksmith Ledger magazine. In ...

A seasoned small business and technology writer and educator with more than 20 years of experience, Shweta excels in demystifying complex tech tools and concepts for small businesses. Her work has ...