Overview of Blockchain and Cloud Service Integration

Blockchain has unlimited possibilities to break through many application areas. Cloud service is an on-demand service paradigm that facilitates the availability of shared resources for data storage and computing. Last several years, the combination of blockchain and cloud services has attracted much attention to ensure efficiency, openness, safety and even provide better cloud services in the form of novel service models. In order to develop the all potential of blockchain and cloud integration, it is significance that have a clear comprehension of current work in this area. None of the current overviews covers blockchain cloud integration from a service-oriented perspective. This article aims to outline the service orientation of blockchain integration to fill this vacancy. This overview explores different service models that integrate blockchain. For each service model, the existing work is summarized and comparatively analyzed, and a clear and concise view is provided in each sort.