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 ...

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 ...

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 ...

Consumer electronics aimed at young children tend to be quite janky and cheap-looking, and they often have to be to survive the extreme stress-testing normal use in this situation. You could buy a ...

Serial entrepreneur Patrick Thomas Mitchell has once again taken to Kickstarter to launch his 33rd campaign allowing electronic enthusiasts to back a small yet fast RFID reader. The card reader can be ...

Electronics developer and Kickstarter serial entrepreneur Patrick Thomas Mitchell who we have featured numerous times here on Geeky Gadgets has once again taken to the crowdfunding website with the ...

If your home or office has unique security challenges or you just want the geek cred you assemble a system to open a door via an RFID signal. At around $100 the parts aren't expensive, but in addition ...

An Arduino, a spent roll of toilet paper, magnet wire, and a few passive components are what’s needed to build this RFID spoofer. It’s quick, dirty, and best of all, simple. However, [SketchSk3tch’s] ...