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Blockchain technology relies on decentralization to resist faults and attacks while operating without trusted intermediaries. Although industry experts have touted decentralization as central to their promise and disruptive potential, it is…

Cryptography and Security · Computer Science 2025-06-04 Harang Ju , Ehsan Valavi , Madhav Kumar , Sinan Aral

Bitcoin introduced delegation of control over a monetary system from a select few to all who participate in that system. This delegation is known as the decentralization of controlling power and is a powerful security mechanism for the…

Computers and Society · Computer Science 2020-09-29 Ashish Rajendra Sai , Jim Buckley , Brian Fitzgerald , Andrew Le Gear

Blockchain systems run consensus rules as code to agree on the state of the distributed ledger and secure the network. Changing these rules can be risky and challenging. In addition, it can often be controversial and take much effort to…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-02-15 Jakob Svennevik Notland , Mariusz Nowostawski , Jingyue Li

Blockchain technology has emerged as a transformative paradigm for decentralized and secure data management across diverse application domains, including healthcare, supply chain management, and the Internet of Things. Its core features,…

Cryptography and Security · Computer Science 2025-05-14 Hojer Key

Since its advent in 2009, Bitcoin, a cryptography-enabled peer-to-peer digital payment system, has been gaining increasing attention from both academia and industry. An effort designed to overcome a cluster of bottlenecks inherent in…

Cryptography and Security · Computer Science 2021-05-18 Ling Cheng , Feida Zhu , Huiwen Liu , Chunyan Miao

Blockchain technology has emerged as one of the most transformative digital innovations of the 21st century. This paper presents a comprehensive review of blockchain's fundamental architecture, tracing its development from Bitcoin's initial…

Cryptography and Security · Computer Science 2025-05-14 Aditya Pratap Singh

In recent years, blockchain technology has been recognized as a transformative innovation in the tech world, and it has quickly become the core infrastructure of digital currencies such as Bitcoin and an important tool in various…

Cryptography and Security · Computer Science 2025-01-22 Mohsen Ghorbian , Mostafa Ghobaei-Arani

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

Blockchain is an emerging decentralized data collection, sharing and storage technology, which have provided abundant transparent, secure, tamper-proof, secure and robust ledger services for various real-world use cases. Recent years have…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-08-18 Xiao Li , Weili Wu

Blockchain, as the basis for cryptocurrencies, has received extensive attentions recently. Blockchain serves as an immutable distributed ledger technology which allows transactions to be carried out credibly in a decentralized environment.…

Cryptography and Security · Computer Science 2023-10-10 Min An , Qiyuan Fan , Hao Yu , Haiyang Zhao

Proof of work cryptocurrencies began with the promise of a more egalitarian future with a decentralized monetary system with no powerful entities in charge. While this vision is far from realized, these cryptocurrencies are still touted to…

Cryptography and Security · Computer Science 2022-03-31 Sishan Long , Soumya Basu , Emin Gün Sirer

Blockchain is challenging the status quo of the central trust infrastructure currently prevalent in the Internet towards a design principle that is underscored by decentralization, transparency, and trusted auditability. In ideal terms,…

The rise of blockchain technology within a few years has attracted researchers across the world. The prime reason for worldwide attention is undoubtedly due to its feature of immutability along with the decentralized approach of data…

Computers and Society · Computer Science 2020-12-08 Saqib Hakak , Wazir Zada Khan , Gulshan Amin Gilkar , Basem Assiri , Mamoun Alazab , Sweta Bhattacharya , G Thippa Reddy

Research in the field of blockchain technology and applications is increasing at a fast pace. Although the Bitcoin whitepaper by Nakamoto is already ten years old, the field can still be seen as immature and at an early stage. Current…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-07-23 Christopher Ehmke , Florian Blum , Volker Gruhn

Inspired by Bitcoin, many different kinds of cryptocurrencies based on blockchain technology have turned up on the market. Due to the special structure of the blockchain, it has been deemed impossible to directly trade between traditional…

Cryptography and Security · Computer Science 2020-05-08 Hangyu Tian , Kaiping Xue , Shaohua Li , Jie Xu , Jianqing Liu , Jun Zhao

Decentralization has been touted as the principal security advantage which propelled blockchain systems at the forefront of developments in the financial technology space. Its exact semantics nevertheless remain highly contested and…

Cryptography and Security · Computer Science 2024-04-16 Christina Ovezik , Dimitris Karakostas , Aggelos Kiayias

Decentralization, which has backed the hyper growth of many blockchains, comes at the cost of scalability. To understand this fundamental limitation, this paper proposes a quantitative measure of blockchain decentralization, and discusses…

Cryptography and Security · Computer Science 2018-10-09 Shumo Chu , Sophia Wang

The application of Bitcoin enables people to understand blockchain technology gradually. Bitcoin is a decentralized currency that does not rely on third-party credit institutions, and the core of Bitcoin's underlying technology is…

Cryptography and Security · Computer Science 2025-04-15 Yuhuan Yang , Shipeng Ye , Xiaoqi Li

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

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
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