Blockchain (eg, Bitcoin and Ethereum) has drawn much attention and has been widely-
deployed in recent years. However, blockchain scalability is emerging as a challenging …

While 5G is at the early deployment state around the globe, the research and industrial
communities have already started concentrating their efforts on formulating the overall 6G …

Sharing data across various Internet of Things (IoT) devices has been a common challenge
due to efficiency, security, and stability issues. Blockchain, with security features, is …

Cryptocurrencies are emerging as virtual financial systems based on their innovative
decentralized and distributed strategy in order to provide astonishing capabilities across a …

Dynamic off-chain routing in payment channel network (PCN)-based Internet of Things (IoT)
is attracting increasing research attention. However, there are two major issues in dynamic …

Security has been a concern in recent years, especially in the Internet of Things (IoT) system
environment, where security and privacy are of great importance. Our lives have significantly …

Payment-channel networks (PCN) are the most prominent approach to tackle the scalability
issues of current permissionless blockchains. A PCN reduces the load on-chain by allowing …

Despite the great success of blockchain systems in recent years, blockchains still struggle to
provide the same level of latency and throughput as centralized financial systems. The core …

A verifiable timed signature (VTS) scheme allows one to time-lock a signature on a known
message for a given amount of time T such that after performing a sequential computation …

Blockchain technology has been developed with the vision to enable trusted collaboration
between untrusted parties, without the need for a central authority. Despite its many …