As contactless payments become ubiquitous, fraudsters are evolving new tactics to exploit them. A Near Field Communication (NFC) relay attack is one such threat. It intercepts and relays the ...

What’s one to do with some nice little relays of questionable pinout, and prototyping board? How about a quietly clicky 4-bit ...

Traditional relay drivers involve multiple discrete components to drive the relay and protect against damage to the microcontroller or other devices that can be caused by the voltage spike generated ...

Many companies are looking for ways to improve data communications while reducing costs. Historically, companies looked to frame-relay networks to provide an inexpensive solution for data ...

Using a relay device, car thieves can amplify the signal from your wireless key fob, even if it is inside your house, and use it to unlock your car. Storing your key fob in a Faraday bag or using a ...