Results 1 to 10 of about 1,316 (199)

Robust federated learning for cloud environments using evolutionary optimization and blockchain [PDF]

open access: yesScientific Reports
The growing dependence on cloud-based distributed intelligence requires learning systems that can protect data privacy while maintaining efficiency. Federated learning has become an important method to train models without centralizing raw data, but its ...
S. P. Panimalar, S. Gunasundari
doaj   +2 more sources

SRFACS: A secure and robust framework for anonymous communication systems. [PDF]

open access: yesPLoS ONE
Anonymous communication is crucial for preserving user privacy in various applications, such as anonymous browsing, secure online payments, and electronic voting. However, current systems face significant challenges related to robustness, fault tolerance,
Daxin Zhu   +6 more
doaj   +2 more sources

Dynamic Byzantine Broadcast in Asynchronous Message-Passing Systems

open access: yesIEEE Access, 2022
The reconfiguration problem is considered a key challenge in distributed systems, especially in dynamic asynchronous message-passing systems.
Jing Li   +3 more
doaj   +1 more source

Research on Progress of Blockchain Consensus Algorithm: A Review on Recent Progress of Blockchain Consensus Algorithms

open access: yesFuture Internet, 2022
Blockchain technology can solve the problem of trust in the open network in a decentralized way. It has broad application prospects and has attracted extensive attention from academia and industry.
Huanliang Xiong   +4 more
doaj   +1 more source

Improving Trust in a (Trans)National Invoicing System: The Performance of Crash vs. Byzantine Fault Tolerance at Scale

open access: yesApplied Sciences, 2023
Crash fault tolerance describes the capability of a distributed system to maintain its proper function despite the occurrence of crashes or failures in one or more of its components.
Jonas S. Søgaard   +3 more
doaj   +1 more source

Interminable Flows: A Generic, Joint, Customizable Resiliency Model for Big-Data Streaming Platforms

open access: yesIEEE Access, 2023
The examiner of cloud computing systems in the last few years observes that there is a trend of the emergence of a new Big Data framework almost every year. Since Hadoop was developed in 2007, new frameworks followed it such as Spark, Storm, Heron, Apex,
Bara Abusalah   +3 more
doaj   +1 more source

ZenoPS: A Distributed Learning System Integrating Communication Efficiency and Security

open access: yesAlgorithms, 2022
Distributed machine learning is primarily motivated by the promise of increased computation power for accelerating training and mitigating privacy concerns.
Cong Xie   +2 more
doaj   +1 more source

Fair Byzantine Agreements for Blockchains

open access: yesIEEE Access, 2020
The Byzantine general problem is the core problem that consensus algorithms are trying to solve, which is at the heart of the design of blockchains. As a result, we have seen numerous proposals of consensus algorithms in recent years, trying to improve ...
Po-Chun Kuo   +3 more
doaj   +1 more source

Improved GNSS Localization and Byzantine Detection in UAV Swarms

open access: yesSensors, 2020
Many tasks performed by swarms of unmanned aerial vehicles require localization. In many cases, the sensors that take part in the localization process suffer from inherent measurement errors.
Shlomi Hacohen   +3 more
doaj   +1 more source

Assessing the impact of Byzantine attacks on coupled phase oscillators

open access: yesJournal of Physics: Complexity, 2023
For many coupled dynamical systems, the interaction is the outcome of the measurement that each unit has of the others as e.g. in modern inverter-based power grids, autonomous vehicular platoons or swarms of drones, or it is the result of physical flows.
Melvyn Tyloo
doaj   +1 more source

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