IoT security is one of the prominent issues that has gained significant attention among the
researchers in recent times. The recent advancements in IoT introduces various critical
security issues and increases the risk of privacy leakage of IoT data. Implementation of
Blockchain can be a potential solution for the security issues in IoT. This review deeply
investigates the security threats and issues in IoT which deteriorates the effectiveness of IoT
systems. This paper presents a perceptible description of the security threats, Blockchain …