This paper evaluates blockchain's roles in strengthening cybersecurity and protecting
privacy. Since most of the data is currently stored in cloud data centers, it also compares
how blockchain performs vis-vis the cloud in various aspects of security and privacy. Key
underlying mechanisms related to the blockchain's impacts on the Internet of Things (IoT)
security are also covered. From the security and privacy considerations, it highlights how
blockchain-based solutions could possibly be, in many aspects, superior to the current IoT …