HealthyIoT 2021 is the eighth edition of an international scientific event series dedicated to the Internet of Things and Healthcare. Traditionally, this conference covers multiple aspects of using IoT in healthcare and brings together technology experts, researchers, industry and international authorities contributing towards the design, development, and deployment of healthcare solutions based on IoT technologies, standards, and procedures. This year the emphasis will be on using IoT to respond to epidemic/pandemic situations and on the security aspect – keeping the critical IoT infrastructure safe and running in states of emergency.