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The widespread adoption of blockchain technology has amplified the spectrum of potential threats to its integrity and security. The ongoing quest to exploit vulnerabilities emphasizes how critical it is to expand on current research…

Cryptography and Security · Computer Science 2024-04-30 Kaustubh Dwivedi , Ankit Agrawal , Ashutosh Bhatia , Kamlesh Tiwari

Services computing can offer a high-level abstraction to support diverse applications via encapsulating various computing infrastructures. Though services computing has greatly boosted the productivity of developers, it is faced with three…

Cryptography and Security · Computer Science 2020-12-09 Xiaoyun Li , Zibin Zheng , Hong-Ning Dai

Blockchains are widely recognized for their immutability, which provides robust guarantees of data integrity and transparency. However, this same feature poses significant challenges in real-world situations that require regulatory…

Cryptography and Security · Computer Science 2025-08-13 Federico Calandra , Marco Bernardo , Andrea Esposito , Francesco Fabris

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…

Cryptography and Security · Computer Science 2020-04-07 Zibin Zheng , Hong-Ning Dai , Jiajing Wu

In this paper we discuss Bitcoin, the leader among the existing cryptocurrencies, to analyse its trends, success factors, current challenges and probable solutions to make it even better. In the introduction section, we discuss the history…

Cryptography and Security · Computer Science 2014-12-24 Siddharth Prakash Rao

The Bitcoin protocol allows to save arbitrary data on the blockchain through a special instruction of the scripting language, called OP_RETURN. A growing number of protocols exploit this feature to extend the range of applications of the…

Cryptography and Security · Computer Science 2017-03-02 Massimo Bartoletti , Livio Pompianu

Blockchain has become a popular emergent technology in many industries. It is suitable for a broad range of applications, from its base role as an immutable distributed ledger to the deployment of distributed applications. Many…

Cryptography and Security · Computer Science 2022-12-20 Inwon Kang , Aparna Gupta , Oshani Seneviratne

Nowadays, blockchain is becoming a synonym for distributed ledger technology. However, blockchain is only one of the specializations in the field and is currently well-covered in existing literature, but mostly from a cryptographic point of…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-04-27 Federico Matteo Benčić , Ivana Podnar Žarko

Utilizing graph analytics and learning has proven to be an effective method for exploring aspects of crypto economics such as network effects, decentralization, tokenomics, and fraud detection. However, the majority of existing research…

Computational Engineering, Finance, and Science · Computer Science 2024-03-12 Bingqiao Luo

Bitcoin is a digital currency and electronic payment system operating over a peer-to-peer network on the Internet. One of its most important properties is the high level of anonymity it provides for its users. The users are identified by…

Applications · Statistics 2019-04-12 Péter L. Juhász , József Stéger , Dániel Kondor , Gábor Vattay

Cryptocurrencies are distributed systems that allow exchanges of native (and non-) tokens among participants. The complete historical bookkeeping and its wide availability opens up an unprecedented possibility, i.e. that of understanding…

Physics and Society · Physics 2020-12-02 Nicolò Vallarano , Claudio Tessone , Tiziano Squartini

Bitcoin is the first implementation of what has become known as a 'public permissionless' blockchain. Guaranteeing security and protocol conformity through its elegant combination of cryptographic assurances and game theoretic economic…

Cryptography and Security · Computer Science 2018-02-23 D. McGinn , D McIlwraith , Y. Guo

Bitcoin is a digital currency which relies on a distributed set of miners to mint coins and on a peer-to-peer network to broadcast transactions. The identities of Bitcoin users are hidden behind pseudonyms (public keys) which are…

Cryptography and Security · Computer Science 2014-07-08 Alex Biryukov , Dmitry Khovratovich , Ivan Pustogarov

With the introduction of the term blockchain in 2008, its interest has been increasing in the community since the idea was coined. The reason for this interest is because it provides anonymity, security and integrity without any central…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-03-28 Zuhaib Akhtar

Since the inception of the Bitcoin technology, its underlying data structure--the blockchain--has garnered much attention due to properties such as decentralization, transparency, and immutability. These properties make blockchains suitable…

Computers and Society · Computer Science 2017-06-13 Peng Zhang , Jules White , Douglas C. Schmidt , Gunther Lenz

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…

Cryptography and Security · Computer Science 2019-06-27 Dylan Yaga , Peter Mell , Nik Roby , Karen Scarfone

This research paper presents a thorough economic analysis of Bitcoin and its impact. We delve into fundamental principles, and technological evolution into a prominent decentralized digital currency. Analysing Bitcoin's economic dynamics,…

General Economics · Economics 2023-10-18 Ishmeet Matharoo

Bitcoin is a cryptocurrency attracting a lot of interest both from the general public and researchers. There is an ongoing debate on the question of users' anonymity: while the Bitcoin protocol has been designed to ensure that the activity…

Cryptography and Security · Computer Science 2019-06-14 Remy Cazabet , Baccour Rym , Latapy Matthieu , Cazabet Remy

The applications of the blockchain technology are still being discov-ered. When a new potential disruptive technology emerges, there is a tendency to try to solve every problem with that technology. However, it is still necessary to…

Computers and Society · Computer Science 2021-03-16 Bruno Tavares , Filipe Figueiredo Correia , André Restivo , João Pascoal Faria , Ademar Aguiar

Blockchain technology has rapidly evolved from an enabling technology for cryptocurrencies to a potential solution to a wider range of problems found in data-centric and distributed systems. Interest in this area has encouraged many recent…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-08-14 Amir Hussain Zolfaghari , Herbert Daly , Mahdi Nasiri , Roxana Sharifian