Finances FYI is a weekly series providing straightforward finance tips and best practices to help improve financial literacy. Technological advancements have made financial transactions quicker and ...

It’s been known for some time that there are security issues associated with the increasing use of RFID tags in credit cards, but this past weekend afforded a fresh demonstration of just how easy it ...

Wireless card readers are everywhere — but they’re easy to spoof or otherwise attack if you have the right tools Wireless card readers are everywhere — but they’re easy to spoof or otherwise attack if ...

Many credit cards include RFID chips. The chips use radio-frequency identification to transmit payment information over short distances. Credit card companies use RFID to enable "contactless-payments" ...

Targeting the rapidly emerging market for embedded RFID readers, two companies are introducing low-cost multiprotocol RFID readers for installation in printers and other equipment. RFID reader ...

This RFID card has a lot of nice features. But the one that stands out the most is the ability to learn the code from anther RFID tag or card. You can see that the board includes an etched coil to ...

When you're talking about data collection, two technologies come to mind: bar code scanning and RFID (radio frequency identification). The former has been a staple in data collection for more than 30 ...

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 ...

More and more, companies that formally used only keys are now asking about keyless or electronic access control (EAC). Whether called badges, tokens or cards, they limit access to a facility to only ...