Blockchain consensus protocols have been a focus of attention since the advent of Bitcoin.
Although classic distributed consensus algorithms made significant contributions to the …

Blockchain is an inspiring emerging technology that takes much attention from various
researchers and companies. The technology offers various benefits such as data security …

Blockchain is a technology that has desirable features of decentralization, autonomy,
integrity, immutability, verification, fault-tolerance, anonymity, auditability, and transparency …

After the success of the Bitcoin blockchain, came several cryptocurrencies and blockchain
solutions in the last decade. Nonetheless, Blockchain-based systems still suffer from low …

The concept of a blockchain was invented by Satoshi Nakamoto to maintain a distributed
ledger. In addition to its security, important performance measures of a blockchain protocol …

Central banks around the world are exploring and in some cases even piloting Central Bank
Digital Currencies (CBDCs). CBDCs promise to realize a broad range of new capabilities …

This paper presents Conflux, a scalable and decentralized blockchain system with high
throughput and fast confirmation. Conflux operates with a novel consensus protocol which …

Electronic Health Record (EHR) and its privacy have attracted widespread attention with the
development of the healthcare industry in recent years. As locking medical data in a single …

Limitations on high latency and low scalability of classical blockchain systems retard their
adoptions and applications. Reconstructed blockchain systems have been proposed to …

Sharding is the prevalent approach to breaking the trilemma of simultaneously achieving
decentralization, security, and scalability in traditional blockchain systems, which are …