Purpose Central banks from more than 100 countries, representing 95% of the global
financial output, are studying Central Bank Digital Currencies (CBDCs). CBDCs can …

Recently, blockchain has emerged as a peer-to-peer (P2P) immutable distributed ledger
technology-based network, and its consensus mechanism is playing an important role in …

The continuous advancements of blockchain applications impose constant improvements on
their technical features. Particularly immutability, a highly secure blockchain attribute …

To understand opportunities Blockchain offers for development, we propose a novel
framework that considers Business-, Society-, Economy & Finance-, Technology-, and Policy …

The adoption of Internet of Things (IoT) technology across many applications, such as
autonomous systems, communication, and healthcare, is driving the market's growth at a …

The Ripple network is one of the most prominent blockchain platforms and its native XRP
token currently has one of the highest cryptocurrency market capitalizations. The Ripple …

Sensor devices that act in the IoT architecture perception layer are characterized by low data
processing and storage capacity. These reduced capabilities make the system ubiquitous …

Electronic health records (EHRs) are important assets of the healthcare system and should
be shared among medical practitioners to improve the accuracy and efficiency of diagnosis …

Consensus protocols for blockchain-based systems are crucial and the most complex part of
the blockchain. The proof-of-work consensus protocol of Bitcoin cryptocurrency is the most …

Purpose The purpose of this study is to investigate how healthcare and public organizations
can control and monitor digital health test certificates with citizens or other stakeholders …