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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…

分布式、并行与集群计算 · 计算机科学 2022-08-18 Xiao Li , Weili Wu

Blockchain is a decentralized ledger used to securely exchange digital currency, perform deals and transactions efficient manner, each user of the network has access to the least copy of the encrypted ledger so that they can validate a new…

密码学与安全 · 计算机科学 2022-01-03 Bosubabu Sambana

Blockchain is gaining extensive attention due to its provision of secure and decentralized resource sharing manner. However, the incumbent blockchain systems also suffer from a number of challenges in operational maintenance, quality…

密码学与安全 · 计算机科学 2020-04-07 Zibin Zheng , Hong-Ning Dai , Jiajing Wu

This is an exploration of Blockchain technology that is growing in popularity and it seems to be able to disrupt a plethora of industries. A research is being conducted to examine Blockchain potential to be adopted by enterprises from…

计算机与社会 · 计算机科学 2017-12-14 Theodosis Mourouzis , Chrysostomos Filipou

Blockchain is a distributed database that keeps a chronologically-growing list (chain) of records (blocks) secure from tampering and revision. While computerisation has changed the nature of a ledger from clay tables in the old days to…

综合金融 · 定量金融 2016-12-20 Jan Hendrik Witte

Blockchain was mainly introduced for secure transactions in connection with the mining of cryptocurrency Bitcoin. This article discusses the fundamental concepts of blockchain technology and its components, such as block header,…

密码学与安全 · 计算机科学 2021-01-27 Sunil Kumar Singh , Sumit Kumar

Blockchains are tamper evident and tamper resistant digital ledgers implemented in a distributed fashion (i.e., without a central repository) and usually without a central authority (i.e., a bank, company, or government). At their basic…

密码学与安全 · 计算机科学 2019-06-27 Dylan Yaga , Peter Mell , Nik Roby , Karen Scarfone

Blockchain eliminates the need for trusted third-party intermediaries in business by enabling decentralised architecture design in software applications. However, the vulnerabilities in on-chain autonomous decision-makings and cumbersome…

软件工程 · 计算机科学 2022-06-03 Yue Liu , Qinghua Lu , Guangsheng Yu , Hye-Young Paik , Liming Zhu

This chapter explores three key questions in blockchain ethics. First, it situates blockchain ethics within the broader field of technology ethics, outlining its goals and guiding principles. Second, it examines the unique ethical…

计算机与社会 · 计算机科学 2025-04-04 Georgy Ishmaev

It is undeniable that artificial intelligence (AI) and blockchain concepts are spreading at a phenomenal rate. Both technologies have distinct degree of technological complexity and multi-dimensional business implications. However, a common…

人工智能 · 计算机科学 2018-10-24 Tshilidzi Marwala , Bo Xing

Blockchain and distributed ledger technologies are gaining the interest of the academy, companies, and institutions. Nonetheless, the path toward blockchain adoption is not straightforward, as blockchain is a complex technology that…

密码学与安全 · 计算机科学 2022-10-27 Vittorio Capocasale , Guido Perboli

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,…

密码学与安全 · 计算机科学 2025-05-14 Hojer Key

Bitcoin is the first successful decentralized global digital cash system. Its mining process requires intense computational resources, therefore its usefulness remains a disputable topic. We aim to solve three problems with Bitcoin and…

密码学与安全 · 计算机科学 2016-08-25 Alexander Chepurnoy , Mario Larangeira , Alexander Ojiganov

Bitcoin and its underlying technology, blockchain, have gained significant popularity in recent years. Satoshi Nakamoto designed Bitcoin to enable a secure, distributed platform without the need for central authorities, and blockchain has…

计算机与社会 · 计算机科学 2022-12-13 Cuneyt Gurcan Akcora , Yulia R. Gel , Murat Kantarcioglu

Blockchain's evolution during the past decade is astonishing: from bitcoin to over 2.000 altcoins, and from decentralised electronic payments to transactions programmable by smart contracts and complex tokens governed by decentralised…

密码学与安全 · 计算机科学 2019-07-17 Eugenia Politou , Fran Casino , Efthimios Alepis , Constantinos Patsakis

Bitcoin's success has led to significant interest in its underlying components, particularly Blockchain technology. Over 10 years after Bitcoin's initial release, the community still suffers from a lack of clarity regarding what properties…

密码学与安全 · 计算机科学 2019-09-30 Scott Ruoti , Ben Kaiser , Arkady Yerukhimovich , Jeremy Clark , Robert Cunningham

The world has been experiencing a mind-blowing expansion of blockchain technology since it was first introduced as an emerging means of cryptocurrency called bitcoin. Currently, it has been regarded as a pervasive frame of reference across…

密码学与安全 · 计算机科学 2021-11-23 Ziaur Rahman , Xun Yi , Ibrahim Khalil , Andrei Kelarev

Blockchain has recently been able to draw wider attention throughout the research community. Since its emergence, the world has seen the mind-blowing expansion of this new technology, which was initially developed as a pawn of digital…

密码学与安全 · 计算机科学 2022-05-03 Ziaur Rahman , Xun Yi , Sk. Tanzir Mehedi , Rafiqul Islam , Andrei Kelarev

We have entered an era where the importance of decentralized solutions has become more obvious. Blockchain technology and its derivatives are distributed ledger technologies that keep the registry of data between peers of a network. This…

密码学与安全 · 计算机科学 2020-12-21 E. Karaarslan , E. Konacaklı

We discuss some issues to the inheritance of crypto assets. We propose a distributed, privacy preserving, protocol to establish a consensus on the death of the owner of crypto assets: the Tales From the Crypt Protocol. Until the actual…

密码学与安全 · 计算机科学 2022-09-23 Frédéric Prost