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Decentralized Autonomous Organization (DAO) is believed to play a significant role in our future society governed in a decentralized way. In this article, we first explain the definitions and preliminaries of DAO. Then, we conduct a…

Cryptography and Security · Computer Science 2021-02-17 Lu Liu , Sicong Zhou , Huawei Huang , Zibin Zheng

Blockchain technology is widely used in various fields due to its ability to provide decentralization and trustless security. This is a fundamental understanding held by many advocates, but it is misunderstood, leading participants to fail…

Cryptography and Security · Computer Science 2026-02-02 Chunyi Zhang , Fengjiao Dou , Xiaoqi Li

A blockchain is a decentralized ledger where all transactions are recorded. For having a reliable blockchain and double-spending prevention, we need a decentralized consensus and agreement on a blockchain. Bitcoin uses proof-of-work (PoW).…

Cryptography and Security · Computer Science 2019-05-06 Siamak Solat

We study decentralized cryptocurrency protocols in which the participants do not deplete physical scarce resources. Such protocols commonly rely on Proof of Stake, i.e., on mechanisms that extend voting power to the stakeholders of the…

Cryptography and Security · Computer Science 2017-01-12 Iddo Bentov , Ariel Gabizon , Alex Mizrahi

Blockchain has made an impact on today's technology by revolutionizing the financial industry in its utilization on cryptocurrency and the features it provided on decentralization. With the current trend of pursuing the decentralized…

Networking and Internet Architecture · Computer Science 2023-05-10 Javad Zarrin , Phang Hao Wen , Lakshmi Babu Saheer , Bahram Zarrin

Cryptocurrencies have garnered much attention in recent years, both from the academic community and industry. One interesting aspect of cryptocurrencies is their explicit consideration of incentives at the protocol level. Understanding how…

Cryptography and Security · Computer Science 2020-02-24 Sarah Azouvi , Alexander Hicks

Despite being under development for over 15 years, transaction throughput remains one of the key challenges confronting blockchains, which typically has a cap of a limited number of transactions per second. A fundamental factor limiting…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-01-16 Evangelos Kolyvas , Alexandros Antonov , Spyros Voulgaris

Decentralized autonomous organizations (DAOs) have transformed organizational structures by shifting from traditional hierarchical control to decentralized approaches, leveraging blockchain and cryptoeconomics. Despite managing significant…

Computers and Society · Computer Science 2025-05-20 Mark C. Ballandies , Dino Carpentras , Evangelos Pournaras

The concept of smart grid has been introduced as a new vision of the conventional power grid to figure out an efficient way of integrating green and renewable energy technologies. In this way, Internet-connected smart grid, also called…

Cryptography and Security · Computer Science 2020-05-14 Muhammad Baqer Mollah , Jun Zhao , Dusit Niyato , Kwok-Yan Lam , Xin Zhang , Amer M. Y. M. Ghias , Leong Hai Koh , Lei Yang

Blockchain has received much attention recently, due to its promises of verifiable, permanent, decentralized, and efficient data handling. In 2017-2019 blockchain and associated technologies such as smart contracts has progressed beyond…

Computers and Society · Computer Science 2020-06-11 Artyom Kosmarski

Large-scale rumor spreading could pose severe social and economic damages. The emergence of online social networks along with the new media can even make rumor spreading more severe. Effective control of rumor spreading is of theoretical…

Social and Information Networks · Computer Science 2018-02-26 Yize Chen , Quanlai Li , Hao Wang

Consensus algorithms are central to blockchain technology and an emerging research area. In this paper, we begin with an overview of the different types and architectures of blockchain networks. Then, with a focus on consortium blockchains,…

Data Structures and Algorithms · Computer Science 2023-09-28 Wei Yao , Fadi P. Deek , Renita Murimi , Guiling Wang

Blockchain technology transformed the digital sphere by providing a transparent, secure, and decentralized platform for data security across a range of industries, including cryptocurrencies and supply chain management. Blockchain's…

Cryptography and Security · Computer Science 2023-06-22 Bilash Saha , Md Mehedi Hasan , Nafisa Anjum , Sharaban Tahora , Aiasha Siddika , Hossain Shahriar

Fundamental rate-distortion-perception (RDP) trade-offs arise in applications requiring maintained perceptual quality of reconstructed data, such as neural image compression. When compressed data is transmitted over public communication…

Information Theory · Computer Science 2026-04-23 Gustaf Åhlgren , Onur Günlü

Blockchain technology is an interlinked systematic chain of blocks that contains transaction history and other user data. It works under the principle of decentralized distributed digital ledger. This technology enables cryptographically…

Cryptography and Security · Computer Science 2020-12-25 AKM Bahalul Haque , Mahbubur Rahman

In last two decades, messaging systems have gained widespread popularity both in the enterprise and consumer sectors. Many of these systems used secure protocols like end-to-end encryption to ensure strong security in one-to-one…

Cryptography and Security · Computer Science 2023-08-14 Mirza Kamrul Bashar Shuhan , Tariqul Islam , Enam Ahmed Shuvo , Faisal Haque Bappy , Kamrul Hasan , Carlos Caicedo

This paper proposes a blockchain-secured deep reinforcement learning (BC-DRL) optimization framework for {data management and} resource allocation in decentralized {wireless mobile edge computing (MEC)} networks. In our framework, {we…

Machine Learning · Computer Science 2024-04-16 Xin Hao , Phee Lep Yeoh , Changyang She , Branka Vucetic , Yonghui Li

Blockchain technology promises to democratize finance and promote social equity through decentralization, but questions remain about whether current implementations advance or hinder these goals. Through a mixed-methods study combining…

Human-Computer Interaction · Computer Science 2025-05-13 Faisal Haque Bappy , EunJeong Cheon , Tariqul Islam

We talk of the internet as digital infrastructure; but we leave the building of rails and roads to the quasi-monopolistic platform providers. Decentralised architectures provide a number of advantages: They are potentially more inclusive…

Computers and Society · Computer Science 2026-02-04 Yvonne Dittrich , Kim Peiter Jørgensen , Ravi Prakash , Willard Rafnsson , Jonas Kastberg Hinrichsen

Sensor Networks technologies had proved their great practicability in the real world, being just a matter of time until this kind of networks will be standardized and used in the field. We focus on security issues in Distributed Sensor…

Networking and Internet Architecture · Computer Science 2018-08-06 Ovidiu Banias , Daniel-Ioan Curiac