The next-generation blockchain ecosystem is expected to integrate both homogeneous and
heterogeneous distributed ledgers. These systems require operations across multiple …

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 …

Permissionless blockchain, as a kind of distributed ledger, has gained considerable
attention because of its openness, transparency, decentralization, and immutability …

As an innovated and revolutionized technology, blockchain has been applied in many fields,
such as cryptocurrency, food traceability, identity management, or even market prediction …

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 …

Privacy, facilitated by a confluence of cryptography and decentralization, is one of the
primary motivations for the adoption of cryptocurrencies like Bitcoin. Alas, Bitcoins privacy …

Blockchains have the potential to revolutionize markets and services. However, they
currently exhibit high latencies and fail to handle transaction loads comparable to those …

Tremendous growth in cryptocurrency usage is exposing the inherent scalability issues with
permissionless blockchain technology. Payment-channel networks (PCNs) have emerged …

Since the inception of Bitcoin, a plethora of distributed ledgers differing in design and
purpose has been created. While by design, blockchains provide no means to securely …

Trading goods lies at the backbone of the modern economy and the recent advent of
cryptocurrencies has opened the door for trading decentralized (digital) assets: A large …