RFID Programming and Security Master Class

Learn RFID Programming Using ACR122U and STM8 Microcontroller and Understand RFID Security Analysis with Proxmark3

Radio Frequency Identification (RFID) technology is widely used in modern systems such as access control cards, contactless payments, inventory tracking, transportation systems, and many other industrial applications. Despite being used everywhere, many people do not fully understand how RFID systems actually work or how their security can be evaluated.

In this course, you will learn the fundamentals of RFID technology and how RFID communication operates at a technical level. We begin by exploring the basic principles of radio frequency communication and how RFID tags, readers, and protocols interact with each other.

You will then move into hands-on practical demonstrations where you will learn how to program MIFARE Classic RFID cards using the ACR122U reader. During this process, you will understand important card structures such as data blocks, value blocks, and sector trailers, and how data is stored and managed within RFID cards.

Next, we will explore how RFID cards can also be programmed using a STM8 microcontroller, giving you a deeper understanding of embedded RFID development and how custom RFID-based systems can be created.

After learning RFID programming, we will move into the security analysis phase of the course. Using the Proxmark3 research tool, you will learn how security researchers analyze RFID protocols, identify weaknesses in certain card implementations, and study how duplication or emulation techniques may work in controlled laboratory environments.

Finally, the course also covers security concepts, explaining how organizations can design more secure RFID systems and how common vulnerabilities can be mitigated using proper security practices and modern standards.

By the end of this course, you will have a strong understanding of RFID programming, RFID security testing, and practical RFID project development, enabling you to better understand both the capabilities and security considerations of modern RFID systems.

Disclaimer:
This course is intended strictly for educational and research purposes. All demonstrations are performed in controlled laboratory environments using hardware owned by the instructor. The techniques shown in this course are designed to help students understand RFID technology, evaluate system security, and improve defensive protections. Students should only perform these activities on systems and devices they own or have explicit permission to test.