The document discusses the top-read articles in March 2023 related to network security and its applications, focusing on security and privacy threats in the Internet of Things (IoT). It examines various attacks and countermeasures, emphasizing the layered structure of IoT and the need for security assurance at each layer. Additionally, the paper explores the use of blockchain technology for resource management in next-generation networks, analyzing its performance based on transaction throughput and latency.