Blockchain technology provides a data structure with inherent security properties that
include cryptography, decentralization, and consensus, which ensure trust in transactions. It …

Blockchain is the underlying technology of a number of digital cryptocurrencies. Blockchain
is a chain of blocks that store information with digital signatures in a decentralized and …

In recent years, smart city has emerged as a new paradigm to provide high quality facilities
to the citizens by dynamically optimising the city resources. Smart cities can offer finest …

Blockchain technology is becoming increasingly attractive to the next generation, as it is
uniquely suited to the information era. Blockchain technology can also be applied to the …

In this paper, we systematically explore the attack surface of the Blockchain technology, with
an emphasis on public Blockchains. Towards this goal, we attribute attack viability in the …

Since its inception, the blockchain technology has shown promising application prospects.
From the initial cryptocurrency to the current smart contract, blockchain has been applied to …

Bitcoin is a popular cryptocurrency that records all transactions in a distributed append-only
public ledger called blockchain. The security of Bitcoin heavily relies on the incentive …

To non-experts, the traditional Centralized Finance (CeFi) ecosystem may seem obscure,
because users are typically not aware of the underlying rules or agreements of financial …

The potential of blockchain has been extensively discussed in practitioner literature, yet
rigorous empirical and theory-driven information systems (IS) research on blockchain …

Highlights•We estimate the total energy consumption of the bitcoin network to be in the order
of 100 MW (which has been subject of debate).•We describe factors and developments that …