The concept of a decentralized ledger usually implies that each node of a blockchain
network stores the entire blockchain. However, in the case of popular blockchains, which …

Cryptocurrencies, implemented with blockchain protocols, promise to become a global
payment system if they can overcome performance limitations. Rapidly advancing …

Bitcoin-derived blockchain has shown promise as infrastructure for many decentralized
models. However, problems are withholding the realization of the potentials. The booming …

Blockchain's popularity has seen a historic rise over the last decade. However, existing
blockchain systems have a major issue with scalability, which has become one of the main …

Blockchain technology and other distributed ledger systems fill an important role in resilient
data storage and publication. However, their normally-decentralized methods also bring …

Existing blockchain systems scale poorly because of their distributed consensus protocols.
Current attempts at improving blockchain scalability are limited to cryptocurrency. Scaling …

Blockchain has been widely deployed in various fields, such as finance, education, and
public services. Blockchain has decentralized mechanisms with persistency and auditability …

The first obstacle that regular users encounter when setting up a node for a public
blockchain is the time taken for downloading all the data needed for the node to start …

Scalability is one of the main roadblocks to business adoption of blockchain systems.
Despite recent intensive research on using sharding techniques to enhance the scalability of …

Blockchain (eg, Bitcoin and Ethereum) has drawn much attention and has been widely-
deployed in recent years. However, blockchain scalability is emerging as a challenging …