Background: Blockchain is a digitally managed, distributed, and decentralized ledger used
to record transactions in an immutable format. Its characteristics in providing trust …

Abstract Conventional Internet of Things (IoT) ecosystems involve data streaming from
sensors, through Fog devices to a centralized Cloud server. Issues that arise include privacy …

Traceability plays a vital role in food quality and safety management. Traditional Internet of
Things (IoT) traceability systems provide the feasible solutions for the quality monitoring and …

Blockchain-based decentralized cryptocurrencies have drawn much attention and been
widely-deployed in recent years. Bitcoin, the first application of blockchain, achieves great …

Blockchain has become popular in recent times through its data integrity and wide scope of
applications. It has laid the foundation for cryptocurrencies such as Ripple, Bitcoin …

Permissioned and private blockchain platforms are increasingly used in today's industry.
This paper provides a comprehensive and comparative study of the 5 major frameworks …

Blockchain technology has a wide range of applications in the fields of finance, credit
reporting and intellectual property, etc. As the core of blockchain, consensus algorithm …

Blockchain has been envisioned to be a disruptive technology with potential for applications
in various industries. As more and more different blockchain platforms have emerged, it is …

Blockchain is the promising technology of recent years, which has attracted remarkable
attention in both academic studies and practical industrial applications. The smart contract is …

Blockchain, originated from Bitcoin system, has drawn intense attention from the academic
community because of its decentralization, persistency, anonymity and auditability. In the …