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Related papers: Enhancing Decentralization in Blockchain Decision-…

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Decentralization is a foundational principle of permissionless blockchains, with consensus mechanisms serving a critical role in its realization. This study quantifies the decentralization of consensus mechanisms in proof-of-stake (PoS)…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-22 Shashank Motepalli , Hans-Arno Jacobsen

This research study focuses primarily on Block-Chain-based voting systems, which facilitate participation in and administration of voting for voters, candidates, and officials. Because we used Block-Chain in the backend, which enables…

Machine Learning · Computer Science 2023-03-14 Jagbeer Singh , Utkarsh Rastogi , Yash Goel , Brijesh Gupta , Utkarsh

In the high-stakes race to develop more scalable blockchains, some platforms (Binance, Cosmos, EOS, TRON, etc.) have adopted committee-based consensus (CBC) protocols, whereby the blockchain's record-keeping rights are entrusted to a…

Cryptography and Security · Computer Science 2022-12-02 Alon Benhaim , Brett Hemenway Falk , Gerry Tsoukalas

Industry 5.0 depends on intelligence, automation, and hyperconnectivity operations for effective and sustainable human-machine collaboration. Pivotal technologies like the Internet of Things (IoT) enable this by facilitating connectivity…

Quantum Physics · Physics 2025-03-27 Utkarsh Azad , Bikash K. Behera , Houbing Song , Ahmed Farouk

Blockchains revolutionized centralized sectors like banking and finance by promoting decentralization and transparency. In a blockchain, information is transmitted through transactions issued by participants or applications. Miners…

Cryptography and Security · Computer Science 2024-05-30 Johnnatan Messias Peixoto Afonso

Ensuring ballot secrecy is critical for fair and trustworthy electronic voting systems, yet achieving strong secrecy guarantees in decentralized, large-scale elections remains challenging. This paper proposes the concept of collectively…

The Internet of Things (IoT) is experiencing explosive growth and has gained extensive attention from academia and industry in recent years. Most of the existing IoT infrastructures are centralized, in which the presence of a cloud server…

Cryptography and Security · Computer Science 2019-02-12 Yannan Li , Willy Susilo , Guomin Yang , Yong Yu , Dongxi Liu , Mohsen Guizani

This paper proposes a simple voting protocol based on quantum blockchain. Besides being simple, our voting protocol is anonymous, binding, non-reusable, verifiable, eligible, fair and self-tallying. Our protocol is also realizable by the…

Quantum Physics · Physics 2018-11-14 Xin Sun , Quanlong Wang , Piotr Kulicki

Streamlined Byzantine Fault Tolerant (BFT) protocols, such as HotStuff [PODC'19], and weighted voting represent two possible strategies to improve consensus in the distributed systems world. Several studies have been conducted on both…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-10-30 Diana Micloiu , Rowdy Chotkan , Jérémie Decouchant

Decentralized Autonomous Organizations (DAOs) have emerged as a novel governance mechanism in blockchain ecosystems, particularly within Decentralized Finance (DeFi). By enabling token holders to propose and vote on protocol changes, these…

Cryptography and Security · Computer Science 2025-07-22 Johnnatan Messias , Vabuk Pahari , Balakrishnan Chandrasekaran , Krishna P. Gummadi , Patrick Loiseau

Proof of Stake (PoS) protocols rely on voting mechanisms to reach consensus on the current state. If an enhanced majority of staking nodes, also called validators, agree on a proposed block, then this block is appended to the blockchain.…

Computer Science and Game Theory · Computer Science 2021-07-20 Stefanos Leonardos , Daniel Reijsbergen , Georgios Piliouras

We discuss an algorithmic intervention aimed at increasing equity and economic efficiency at a crowdfunding platform that gives cash subsidies to grantees. Through a blend of technical and qualitative methods, we show that the previous…

Computer Science and Game Theory · Computer Science 2025-09-24 Joel Miller , E. Glen Weyl , Chris Kanich

Motivated by governance models adopted in blockchain applications, we study the problem of selecting appropriate system updates in a decentralised way. Contrary to most existing voting approaches, we use the input of a set of motivated…

Computer Science and Game Theory · Computer Science 2022-05-18 Georgios Amanatidis , Georgios Birmpas , Philip Lazos , Francisco J. Marmolejo-Cossío

In this paper we propose a comprehensive and scalable framework to build secure-by-design e-voting systems. Decentralization, transparency, determinism, and untamperability of votes are granted by dedicated smart contracts on a blockchain,…

Cryptography and Security · Computer Science 2021-11-04 Antonio Russo , Antonio Fernández Anta , Maria Isabel González Vasco , Simon Pietro Romano

Due to the rapid development of quantum computing, many classical blockchain technologies are now considered insecure. The emergence of quantum blockchain holds promise for addressing this issue. Various quantum consensus algorithms have…

Cryptography and Security · Computer Science 2024-12-10 Jianming Lin , Hui Li , Hongjian Xing , Runhuai Huang , Weixiang Huang , Shaowen Deng , Yanping Zhang , Weimin Zeng , Ping Lu , Xiyu Wang , Tao Sun , Xiongyan Tang

Geospatial decentralization is essential for blockchains, ensuring regulatory resilience, robustness, and fairness. We empirically analyze five major Proof of Stake (PoS) blockchains: Aptos, Avalanche, Ethereum, Solana, and Sui, revealing…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-05 Shashank Motepalli , Naman Garg , Gengrui Zhang , Hans-Arno Jacobsen

Electronic voting systems face growing risks from cyberattacks and data breaches, which are expected to intensify with the advent of quantum computing. To address these challenges, we introduce a quantum-secure voting framework that…

Quantum Physics · Physics 2025-10-07 Taha M. Mahmoud , Naima Kaabouch

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

Quantum Anonymous Veto (QAV) protocols enable secure and anonymous decision-making by allowing participants to detect the presence of a veto without revealing individual choices. While existing QAV schemes offer strong theoretical…

Quantum Physics · Physics 2026-04-07 Ravi Sangwan , Harishankar Mishra , Henry Sukumar , Gudapati Naresh Raghava

Consensus plays a crucial role in distributed ledger systems, impacting both scalability and decentralization. Many blockchain systems use a weighted lottery based on a scarce resource such as a stake, storage, memory, or computing power to…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-09-18 Grigorii Melnikov , Sebastian Müller , Nikita Polyanskii , Yury Yanovich