On the use of blockchain technologies in smart home applications
G Pazhev, Gr. Spasov, Mitko Shopov, Galidiya I. Petrova · IOP Conference Series Materials Science and Engineering · 2020
Abstract The paper presents an implementation of a smart home architecture with two gateways based on collaboration of blockchain technology and Internet of Things (IoT) Message oriented middleware (MOM) architecture for management of internal home appliances. A basic overview of IoT MOM, MQTT (Message Queue Telemetry Transfer) protocol and blockchain architectures is made and the key characteristics and consensus algorithms are presented. Some challenges and the Ethereum smart contracts concept of the blockchain technology are discussed.