The remainder of the paper is organized as follows: Section2provides an overview of DLT, BC technology (related terminologies, types, and transaction flow), smart contracts, and salient features of BC. Section3revolves around various BC-empowered IoT applications. This section includes an introductio...
A semantic boundary appears when different systems use different terminologies for similar or related concepts. Semantic boundaries are inevitable in large and heterogeneous systems. We can see from the work presented in the literature review, that the topic and content-based publish/subscribe paradigm ...