As the Internet has transformed into a critical infrastructure, society has become more
vulnerable to its security flaws. Despite substantial efforts to address many of these …

Blockchain technology is believed by many to be a game changer in many application
domains. While the first generation of blockchain technology (ie, Blockchain 1.0) is almost …

Within just four years, the blockchain-based Decentralized Finance (DeFi) ecosystem has
accumulated a peak total value locked (TVL) of more than 253 billion USD. This surge in …

Permissionless blockchains such as Bitcoin have excelled at financial services. Yet,
opportunistic traders extract monetary value from the mesh of decentralized finance (DeFi) …

Our study highlights the NFT rarity as a key determinant of price premium in the cross-
section. Moreover, well-connected investors, who establish their central positions in the NFT …

Decentralized exchanges (DEXs) allow parties to participate in financial markets while
retaining full custody of their funds. However, the transparency of blockchain-based DEX in …

To address the limitations of 5 G, 6 G wireless networks are envisaged to provide sub-
millisecond latency, ultra-high connection density, extremely high data rates, better …

To draw a roadmap of current research activities of the blockchain community, we first
conduct a brief overview of state-of-the-art blockchain surveys published in the past 5 years …

Blockchains, in general, and cryptocurrencies such as Bitcoin, in particular, are realized
using distributed systems and hence critically rely on the performance and security of the …

Bitcoin introduced delegation of control over a monetary system from a select few to all who
participate in that system. This delegation is known as the decentralization of controlling …