Wireless Security: Know It All

Chapter 24. RFID Security

24.1. Introduction

In a broad context, radio transmissions containing some type of identifying information are considered Radio Frequency Identification (RFID).This can be a cab driver using his unit number over the air, or the call sign of a radio station. This chapter discusses the tools, applications, and security of RFID.

RFID is about devices and technology that use radio signals to exchange identifying data. In the usual context, this implies a small tag or label that identifies a specific object. The action receives a radio signal, interprets it, and then returns a number or other identifying information. (e.g., “What are you?” answered with “I am Inventory Item Number 12345”).

Alternatively, it can be as complex ...