Enhancing Wireless Communication Security: A Survey On RSS Based Preprocessing Techniques

The paper primarily investigates the role of RSSI preprocessing in enhancing security in wireless communication systems, particularly in the context of Physical Layer Key Generation (PLKG). The study categorizes RSSI processing methods into different categories, highlighting their advantages and disadvantages, providing a nuanced understanding of their complexities allowing for a comprehensive evaluation of their advantages, disadvantages, and applicability in different scenarios. Additionally, the paper touches on the utilization of machine learning in PLKG, acknowledging both its benefits and challenges. Looking forward, the study identifies untapped techniques, presenting their potential to revolutionize RSSI-based PLKG. The paper concludes by emphasizing its contribution as a valuable knowledge repository for researchers and practitioners, guiding future research directions in the pursuit of enhanced security and efficiency in wireless communication.