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Federated learning is an emerging privacy-preserving AI technique where clients (i.e., organisations or devices) train models locally and formulate a global model based on the local model updates without transferring local data externally.…

Machine Learning · Computer Science 2021-11-01 Sin Kit Lo , Yue Liu , Qinghua Lu , Chen Wang , Xiwei Xu , Hye-Young Paik , Liming Zhu

We present a methodology for evidence based design of cryptoeconomic systems, and elucidate a real-world example of how this methodology was used in the design of a blockchain network. This work provides a rare insight into the application…

Cryptography and Security · Computer Science 2020-05-12 Marek Laskowski , Michael Zargham , Hjalmar Turesson , Matt Barlin , Danil Kabanov , Eden Dhaliwal

Specific testing solutions targeting blockchain-based software are gaining huge attention as blockchain technologies are being increasingly incorporated into enterprise systems. As blockchain-based software enters production systems, it is…

Software Engineering · Computer Science 2021-03-19 Chhagan Lal , Dusica Marijan

Blockchain is a challenging topic since it is novel and fosters potential innovation. The blockchain is attractive for various disciplines, and, because of its cross-cutting nature, needs knowledge stemming from various disciplines. The…

The educational system manages extensive documentation and paperwork, which can lead to human errors and sometimes abuse or fraud, such as the falsification of diplomas, certificates or other credentials. In fact, in the last years,…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-02 Gabriel Fernández-Blanco , Iván Froiz-Míguez , Paula Fraga-Lamas , Tiago M. Fernández-Caramés

With the advent of blockchain technology, multiple research avenues and platforms for dialogue have opened up. However technology transfer to the pubic has not been implemented, such that regular public can access and make use of secure and…

Computers and Society · Computer Science 2019-09-04 Projjal Gupta

In recent years, the healthcare sector's transition to digital platforms has intensified concerns over data security, privacy, and scalability. Blockchain technology offers a decentralized, secure, and immutable solution to these…

Cryptography and Security · Computer Science 2024-12-11 Reza Javan , Mehrzad Mohammadi , Mohammad Beheshti-Atashgah , Mohammad Reza Aref

Supply chain traceability refers to product tracking from the source to customers, demanding transparency, authenticity, and high efficiency. In recent years, blockchain has been widely adopted in supply chain traceability to provide…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-10-18 Hanqing Wu , Shan Jiang , Jiannong Cao

Bitcoin's success has led to significant interest in its underlying components, particularly Blockchain technology. Over 10 years after Bitcoin's initial release, the community still suffers from a lack of clarity regarding what properties…

Cryptography and Security · Computer Science 2019-09-30 Scott Ruoti , Ben Kaiser , Arkady Yerukhimovich , Jeremy Clark , Robert Cunningham

Blockchain technology has recently gained widespread attention by media, businesses, public sector agencies, and various international organizations, and it is being regarded as potentially even more disruptive than the Internet. Despite…

Computers and Society · Computer Science 2018-06-12 Karim Sultan , Umar Ruhi , Rubina Lakhani

A smart contract is a digital program of transaction protocol (rules of contract) based on the consensus architecture of blockchain. Smart contracts with Blockchain are modern technologies that have gained enormous attention in scientific…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-02-17 Norah M. Alshahrani , M. L. Mat Kiah , B. B. Zaidan , A. H. Alamoodi , Abdu Saif

Blockchain-based smart contract has become a growing field in the blockchain technology. What was once a technology used to solve digital transaction issues turns out to have some wider usage, including smart contract. The development of…

Cryptography and Security · Computer Science 2021-08-23 Fengkie Junis , Faisal Malik Widya Prasetya , Farouq Ibrahim Lubay , Anny Kartika Sari

This paper describes the deployment and implementation of a blockchain to improve the security, knowledge, intelligence and collaboration during the inter-agent communication processes in restrict domains of the Internet Infrastructure. It…

Artificial Intelligence · Computer Science 2018-08-10 Juliao Braga , Joao Nuno Silva , Patricia Takako Endo , Jessica Ribas , Nizam Omar

Blockchain is a merging technology for decentralized management and data security, which was first introduced as the core technology of cryptocurrency, e.g., Bitcoin. Since the first success in financial sector, blockchain has shown great…

Networking and Internet Architecture · Computer Science 2019-01-24 Thang X. Vu , Symeon Chatzinotas , Bjorn Ottersten

This work proposes a novel proof-of-work blockchain incentive scheme such that, barring exogenous motivations, following the protocol is guaranteed to be the optimal strategy for miners. Our blockchain takes the form of a directed acyclic…

Cryptography and Security · Computer Science 2022-06-22 Jakub Sliwinski , Roger Wattenhofer

This chapter contributes to evolving the versatility and complexity of blockchain-enabled services through extending the functionality of blockchain-enforced smart contracts. The contributions include: (i) a method for automated management…

Cryptography and Security · Computer Science 2018-06-29 Craig Wright , Antoaneta Serguieva

Blockchain technology enables the creation of a decentralized environment where transactions and data are not under the control of any third party organization. Any transaction ever completed is recorded in a public ledger in a verifiable…

Computers and Society · Computer Science 2018-01-30 Muhamed Turkanović , Marko Hölbl , Kristjan Košič , Marjan Heričko , Aida Kamišalić

Policy decisions are increasingly dependent on the outcomes of simulations and/or machine learning models. The ability to share and interact with these outcomes is relevant across multiple fields and is especially critical in the disease…

The circular economy has the potential to increase resource efficiency and minimize waste through the 4R framework of reducing, reusing, recycling, and recovering. Blockchain technology is currently considered a valuable aid in the…

The increasing availability of data from diverse sources, including trusted entities such as governments, as well as untrusted crowd-sourced contributors, demands a secure and trustworthy environment for storage and retrieval. Blockchain,…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-03-27 Aishwarya Parab , Prakhar Pradhan , Yogesh Simmhan , Arnab K. Paul