Blockchain interoperability is emerging as one of the crucial features of blockchain
technology, but the knowledge necessary for achieving it is fragmented. This fact makes it …

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

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 …

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 …

After years of in-depth development of blockchain, various blockchains with different
characteristics and suitable for different application scenarios coexist in large numbers. Due …

Central banks around the world are exploring and in some cases even piloting Central Bank
Digital Currencies (CBDCs). CBDCs promise to realize a broad range of new capabilities …

, often cited to drastically shape our lives, is ubiquitous. However, few literatures have
discussed the crucial differentiators that separate from the era we are currently living in. Via …

Purpose This work focuses on the interoperability of the blockchain from the viewpoint of its
technological evolution in the wider context of supply chain systems. Interoperability …

The highly fragmented blockchain and cryptocurrency ecosystem necessitates
interoperability mechanisms as a requirement for blockchain-technology acceptance. The …

The slower than expected adoption rate of blockchain technology has highlighted that there
are barriers due to the diversity of its applications and its users. To overcome this limitation …