The increase of the Internet of Things (IoT) calls for secure solutions for industrial
applications. The security of IoT can be potentially improved by blockchain. However …

Several revolutionary applications have been built on the distributed ledgers of blockchain
(BC) technology. Besides cryptocurrencies, many other application fields can be found in …

In recent years, the huge growth in the number and variety of blockchains has prompted
researchers to investigate the cross-blockchain scenario. In this setting, multiple blockchains …

Trusted online credential management solutions are needed for instant and practical
verification. Most of the available frameworks targeting this field violate the privacy of end …

Blockchain (BC) technology has been established in 2009 by Nakamoto, using the Proof-of-
Work (PoW) to reach consensus in public permissionless networks (Praveen et al., 2020) …

Blockchain technology is a game-changing technology that can completely overhaul
number of domains by proposing decentralized, transparent, and unchangeable transaction …

Blockchain is the core technology behind several revolutionary applications that require
consistent and immutable Distributed Ledgers, maintained by multi-party authorities …

The security and transparency provided to the data in blockchain are unmatchable, with the
least instances of system hack or failure reported. With a number of consensus algorithms …

The blockchain (BC) paradigm is currently modifying all the major Internet of Things (IoT)
application domains, giving the opportunity of constructing decentralized environments in …

Sharding is a promising strategy to enhance blockchain scalability. However, the surge in
transactions has led to heightened relations between nodes in the system, reflecting the …