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Nahida Islam, Md. Sazzadur Rahman, Imtiaz Mahmud, Md. Nur Amin Sifat and You-Ze Cho
The world is facing an urgent need to provide secure communication and data access control in advanced metering infrastructure (AMI) because conventional cryptographic key management and authentication protocols are at stake. The cryptography schemes ent...
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Zhengyi Du, Junqing Gong and Haifeng Qian
The high storage costs brought by the full-replication storage strategy adopted in most existing blockchain systems have become the main bottleneck to system scalability. To address the above, we propose an asynchronous committee-based blockchain storage...
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Qian Qu, Ronghua Xu, Yu Chen, Erik Blasch and Alexander Aved
Blockchain technology has been recognized as a promising solution to enhance the security and privacy of Internet of Things (IoT) and Edge Computing scenarios. Taking advantage of the Proof-of-Work (PoW) consensus protocol, which solves a computation int...
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Klitos Christodoulou, Elias Iosif, Antonios Inglezakis and Marinos Themistocleous
The inception of Bitcoin as a peer-to-peer payment system, and its underlying blockchain data-structure and protocol, has led to an increased interest in deploying scalable and reliable distributed-ledger systems that build on robust consensus protocols....
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Igor M. Coelho, Vitor N. Coelho, Rodolfo P. Araujo, Wang Yong Qiang and Brett D. Rhodes
Consensus mechanisms are a core feature for handling negotiation and agreements. Blockchain technology has seen the introduction of different sorts of consensus mechanism, ranging from tasks of heavy computation to the subtle mathematical proofs of Byzan...
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Pedro A.R.S. Costa and Marko Beko
Edge computing is a distributed computing paradigm that encompasses data computing and storage and is performed close to the user, efficiently guaranteeing faster response time. This paradigm plays a pivotal role in the world of the Internet of Things (I...
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Miguel Pires, Srivatsan Ravi and Rodrigo Rodrigues
One of the most recent members of the Paxos family of protocols is Generalized Paxos. This variant of Paxos has the characteristic that it departs from the original specification of consensus, allowing for a weaker safety condition where different proces...
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Widya Nita Suliyanti and Riri Fitri Sari
A Practical Byzantine Fault Tolerance (PBFT) is a consensus algorithm deployed in a consortium blockchain that connects a group of related participants. This type of blockchain suits the implementation of the Building Information Modeling (BIM) informati...
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Wangxi Jiang, Xiaoxiong Wu, Mingyang Song, Jiwei Qin and Zhenhong Jia
Blockchain technology is well known due to the advent of Bitcoin. With the development of recent years, blockchain technology has been widely used in medicine, digital currency, energy, etc. The practical Byzantine fault-tolerant (PBFT) algorithm is a co...
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Vitor Nazário Coelho, Rodolfo Pereira Araújo, Haroldo Gambini Santos, Wang Yong Qiang and Igor Machado Coelho
Mixed-integer mathematical programming has been widely used to model and solve challenging optimization problems. One interesting feature of this technique is the ability to prove the optimality of the achieved solution, for many practical scenarios wher...
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Xiaochuan Sun, Jiahui Gao and Yu Wang
During the deployment of practical applications, reservoir computing (RC) is highly susceptible to radiation effects, temperature changes, and other factors. Normal reservoirs are difficult to vouch for. To solve this problem, this paper proposed a rando...
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Muhammad Firdaus and Kyung-Hyune Rhee
The conventional architecture of vehicular ad hoc networks (VANETs) with a centralized approach has difficulty overcoming the increasing complexity of intelligent transportation system (ITS) applications as well as challenges in providing large amounts o...
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Mamdouh Babi and Wenbing Zhao
Real-time collaborative editing applications are drastically different from typical client?server applications in that every participant has a copy of the shared document. In this type of environment, each participant acts as both a client and a server r...
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Moritz Platt and Peter McBurney
Consensus algorithms are applied in the context of distributed computer systems to improve their fault tolerance. The explosive development of distributed ledger technology following the proposal of ?Bitcoin? led to a sharp increase in research activity ...
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Nur Arifin Akbar, Amgad Muneer, Narmine ElHakim and Suliman Mohamed Fati
Blockchain technology is a sustainable technology that offers a high level of security for many industrial applications. Blockchain has numerous benefits, such as decentralisation, immutability and tamper-proofing. Blockchain is composed of two processes...
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