A survey and taxonomy of consensus protocols for blockchains

A Singh, G Kumar, R Saha, M Conti, M Alazab… - Journal of Systems …, 2022 - Elsevier
Blockchain is an emerging decentralized and distributed technology. Along with the
beneficial features of decentralization, transparency, and security the consensus algorithms …

Sustainability in blockchain: A systematic literature review on scalability and power consumption issues

H Alshahrani, N Islam, D Syed, A Sulaiman… - Energies, 2023 - mdpi.com
Blockchain is a peer-to-peer trustless network that keeps records of digital assets without
any central authority. With the passage of time, the sustainability issue of blockchain is …

Sybil in the haystack: A comprehensive review of blockchain consensus mechanisms in search of strong Sybil attack resistance

M Platt, P McBurney - Algorithms, 2023 - mdpi.com
Consensus algorithms are applied in the context of distributed computer systems to improve
their fault tolerance. The explosive development of distributed ledger technology following …

Improved fault-tolerant consensus based on the PBFT algorithm

J Yang, Z Jia, R Su, X Wu, J Qin - Ieee Access, 2022 - ieeexplore.ieee.org
Nowadays Practical Byzantine Fault Tolerance (PBFT) algorithm has become the most
extensive consensus algorithm in the alliance chain. However, the PBFT algorithm is usually …

An optimized transaction verification method for trustworthy blockchain-enabled IIoT

J Wang, B Wei, J Zhang, X Yu, PK Sharma - Ad Hoc Networks, 2021 - Elsevier
The blockchain technology is one of the hottest research fields in recent years, and it can
provide a new security solution for data transmission and storage under trust-free …

An ultra-scalable blockchain platform for universal asset tokenization: Design and implementation

A Buldas, D Draheim, M Gault, R Laanoja… - IEEE …, 2022 - ieeexplore.ieee.org
In this paper, we explain the Alphabill family of technologies that addresses both unlimited
scalability and unrestricted adaptivity. We deliver a sharded blockchain technology with …

Voting-based decentralized consensus design for improving the efficiency and security of consortium blockchain

G Sun, M Dai, J Sun, H Yu - IEEE Internet of Things Journal, 2020 - ieeexplore.ieee.org
Since its emergence, blockchain technology has received great attention because of its
advantages in terms of decentralization, transparency, traceability, and the ability to be …

Blockchain-envisioned access control for internet of things applications: a comprehensive survey and future directions

P Bagga, AK Das, V Chamola, M Guizani - Telecommunication Systems, 2022 - Springer
With rapid advancements in the technology, almost all the devices around are becoming
smart and contribute to the Internet of Things (IoT) network. When a new IoT device is added …

Design of heuristic model to improve blockchain-based sidechain configuration

N Balani, P Chavan - International journal of computational …, 2023 - inderscienceonline.com
Data security is a significant concern for any modern-day network deployment. Blockchain
resolves security issues up to a large extent. Blockchains are nowadays widely accepted for …

Secure PBFT consensus-based lightweight blockchain for healthcare application

P Hegde, PKR Maddikunta - Applied Sciences, 2023 - mdpi.com
Recent advancement in IoT technology has boosted the healthcare domain with enormous
usage of IoT devices to provide elevated services to patients with chronic disorders on a real …