Blockchain has recently attracted significant academic attention in research fields beyond
the financial industry. In the Internet of Things (IoT), blockchain can be used to create a …

This chapter comprehensively surveys the six aspects of the 5G and future 6G internet of
things (IoT). First, most of the 5G-and 6G-IoT usage scenarios and key performance …

Blockchain-based applications necessitate the authentication of connected devices if they
are employed as blockchain oracles. Alongside identity authentication, it is crucial to ensure …

Recently, the concept of smart cities has provided new insights for efficient utilization of
urban resources, while posing significant security challenges in the Internet of Things (IoT) …

Blockchain technology is used in edge computing (EC) systems to solve the security
problems caused by single point of failure (SPOF) due to data loss, task execution failure, or …

Committee based sharding presents an interesting solution to the scalability prob-lem of
traditional Nakamoto-based blockchains because the throughput in thesesystems scales …