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The predominant centralized paradigm in educational data management currently suffers from several critical issues such as vulnerability to malicious tampering, a high prevalence of diploma counterfeiting, and the onerous cost of…

Cryptography and Security · Computer Science 2023-06-02 Yihan Liu , Ke Li , Zihao Huang , Bowen Li , Guiyan Wang , Wei Cai

This paper presents AdaChain, a learning-based blockchain framework that adaptively chooses the best permissioned blockchain architecture in order to optimize effective throughput for dynamic transaction workloads. AdaChain addresses the…

Cryptography and Security · Computer Science 2023-07-19 Chenyuan Wu , Bhavana Mehta , Mohammad Javad Amiri , Ryan Marcus , Boon Thau Loo

Many researchers have proposed replacing the aggregation server in federated learning with a blockchain system to improve privacy, robustness, and scalability. In this approach, clients would upload their updated models to the blockchain…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-11-15 Yongding Tian , Zhuoran Guo , Jiaxuan Zhang , Zaid Al-Ars

Introducing blockchain into Federated Learning (FL) to build a trusted edge computing environment for transmission and learning has attracted widespread attention as a new decentralized learning pattern. However, traditional consensus…

Cryptography and Security · Computer Science 2024-02-01 Shuo Yuan , Bin Cao , Yao Sun , Zhiguo Wan , Mugen Peng

One decade ago, Bitcoin was introduced, becoming the first cryptocurrency and establishing the concept of "blockchain" as a distributed ledger. As of today, there are many different implementations of cryptocurrencies working over a…

Neural and Evolutionary Computing · Computer Science 2019-07-26 Alejandro Baldominos , Yago Saez

Blockchain has many benefits including decentralization, availability, persistency, consistency, anonymity, auditability and accountability, and it also covers a wide spectrum of applications ranging from cryptocurrency, financial services,…

Computational Engineering, Finance, and Science · Computer Science 2018-10-02 Quan-Lin Li , Jing-Yu Ma , Yan-Xia Chang

Limited access to computing resources and training data poses significant challenges for individuals and groups aiming to train and utilize predictive machine learning models. Although numerous publicly available machine learning models…

Machine Learning · Computer Science 2023-07-31 Matthew T. Pisano , Connor J. Patterson , Oshani Seneviratne

In the context of Multi-access Edge Computing (MEC), the task sharing mechanism among edge servers is an activity of vital importance for speeding up the computing process and thereby improve user experience. The distributed resources in…

Networking and Internet Architecture · Computer Science 2020-06-26 Angelo Vera Rivera , Ahmed Refaey , Ekram Hossain

Recent research in Internet of things has been widely applied for industrial practices, fostering the exponential growth of data and connected devices. Henceforth, data-driven AI models would be accessed by different parties through certain…

Cryptography and Security · Computer Science 2022-07-12 Jun-Teng Yang , Wen-Yuan Chen , Che-Hua Li , Scott C. -H. Huang , Hsiao-Chun Wu

Collaborative blockchain ecosystems allow diverse groups to cooperate on tasks while providing properties such as decentralization and transaction security. We provide a model that uses a repository blockchain to manage hard forks within a…

Emerging Technologies · Computer Science 2026-04-29 Razwan Ahmed Tanvir , Greg Speegle

Blokchain is a promising technology to enable distributed and reliable data sharing at the network edge. The high security in blockchain is undoubtedly a critical factor for the network to handle important data item. On the other hand,…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-12-09 Yixin Li , Liang Liang , Yunjian Jia , Wanli Wen , Chaowei Tang , Zhengchuan Chen

The necessity of blockchain systems to remain decentralised limits current solutions to blockchain governance and dynamic management, forcing a trade-off between control and decentralisation. In light of the above, this work proposes a…

Cryptography and Security · Computer Science 2025-10-10 Georgios Diamantopoulos , Nikos Tziritas , Rami Bahsoon , Georgios Theodoropoulos

This paper proposes a model that enables permissionless and decentralized networks for complex computations. We explore the integration and optimize load balancing in an open, decentralized computational network. Our model leverages…

Computational Finance · Quantitative Finance 2025-01-03 German Rodikov

We develop a model of coordination and allocation of decentralized multi-sided markets, in which our theoretical analysis is promisingly optimizing the decentralized transaction packaging process at high-throughput blockchains or Web 3.0…

General Economics · Economics 2023-01-27 Yuxuan Lu , Qian Qi , Xi Chen

Blockchain technologies can enable secure computing environments among mistrusting parties. Permissioned blockchains are particularly enlightened by companies, enterprises, and government agencies due to their efficiency, customizability,…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-06-09 Minghui Xu , Shuo Liu , Dongxiao Yu , Xiuzhen Cheng , Shaoyong Guo , Jiguo Yu

Blockchain uses the idea of storing transaction data in the form of a distributed ledger wherein each node in the network stores a current copy of the sequence of transactions in the form of a hash chain. This requirement of storing the…

Information Theory · Computer Science 2018-01-09 Ravi Kiran Raman , Lav R. Varshney

Blockchains and distributed ledger technology offer promising capabilities for supporting collaborative business processes across organizations. Typically, approaches in this field fall into two categories: either executing the entire…

Software Engineering · Computer Science 2023-12-13 Julius Köpke , Sebastian Trattnig

This paper presents a fully coupled blockchain-assisted federated learning architecture that effectively eliminates single points of failure by decentralizing both the training and aggregation tasks across all participants. Our proposed…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-10-21 Huong Nguyen , Tri Nguyen , Lauri Lovén , Susanna Pirttikangas

Since the inception of blockchain and Bitcoin (Nakamoto (2008)), a decentralized-distributed ledger system and its associated cryptocurrency, respectively, the world has witnessed a slew of newer adaptations and applications. Although the…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-01-15 Jinwook Lee , Paul Moon Sub Choi

A blockchain system is a replicated state machine that must be fault tolerant. When designing a blockchain system, there is usually a trade-off between decentralization, scalability, and security. In this paper, we propose a novel…

Cryptography and Security · Computer Science 2018-11-20 Tai-Yuan Chen , Wei-Ning Huang , Po-Chun Kuo , Hao Chung , Tzu-Wei Chao
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