A fundamental issue in blockchain systems is their scalability in terms of data storage,
computation, communication, and security. To resolve this issue, a promising research …

Although blockchain, the supporting technology of Bitcoin and various cryptocurrencies, has
offered a potentially effective framework for numerous applications, it still suffers from the …

Blockchain is a distributed ledger with wide applications. Due to the increasing storage
requirement for blockchains, the computation can be afforded by only a few miners …

Today's blockchain designs suffer from a trilemma claiming that no blockchain system can
simultaneously achieve decentralization, security, and performance scalability. For current …

Traditionally in blockchain systems, the sequence of transactions acts as a decentralized
ledger where each node in the network is required to store an identical copy. As a result, the …

This article presents a novel way to reduce blockchain nodes' memory requirements using
error correcting codes. In particular, LDPC codes are taken as examples to explicitly …

Although blockchain, the supporting technology of various cryptocurrencies, has offered a
potentially effective framework for numerous decentralized trust management systems, its …

Full nodes, which synchronize the entire blockchain history and independently validate all
the blocks, form the backbone of any blockchain network by playing a vital role in ensuring …

Blockchains store transaction data in the form of a distributed ledger where each node in the
network stores a current copy of the sequence of transactions as a hash chain. This …

Blockchain is considered to be able to solve the problem of trust between distributed nodes.
However, it's a challenge to store the large amount of data produced by blockchain …