Since the early 2000s or so, most manufacturers have included RFID chips in their keys so that only known keys will start a car. In Toyotas, this is done by an RFID reader in the steering column ...
A tenant posted a viral TikTok after discovering how to clone a key fob for just $13 using an RFID device from Amazon. He said his apartment wanted $50 to replace his key fob that stopped working.
The common way of categorizing RFID tags is based on how they utilize power for communication between the reader and the tag.