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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

In cryptocurrencies, transaction fees are typically exclusively paid in the native platform currency. This restriction causes a wide range of challenges, such as deteriorated user experience, mandatory rent payments by decentralized…

计算机与社会 · 计算机科学 2020-04-20 István András Seres

Neural Networks (NN) have recently emerged as backbone of several sensitive applications like automobile, medical image, security, etc. NNs inherently offer Partial Fault Tolerance (PFT) in their architecture; however, the biased PFT of NNs…

Although blockchain, the supporting technology of Bitcoin and various cryptocurrencies, has offered a potentially effective framework for numerous applications, it still suffers from the adverse affects of the impossibility triangle.…

密码学与安全 · 计算机科学 2020-11-03 Canran Wang , Netanel Raviv

Pixels and market cycles both move NFT prices. Non-fungible tokens (NFTs) are unique digital assets, often used to represent ownership of digital art, collectibles, and other media, secured on blockchain networks like Ethereum. The rise of…

综合经济学 · 经济学 2025-10-15 Samiha Tariq

Bitcoin inscription marks a pivotal moment in blockchain technology. This report presents a primary exploration of Bitcoin inscriptions. We dive into the technological underpinnings and offer a detailed comparative analysis between Bitcoin…

密码学与安全 · 计算机科学 2024-02-01 Ningran Li , Minfeng Qi , Qin Wang , Shiping Chen

Non-fungible tokens (NFTs) have become a significant digital asset class, each uniquely representing virtual entities such as artworks. These tokens are stored in collections within smart contracts and are actively traded across platforms…

分布式、并行与集群计算 · 计算机科学 2025-08-19 Dmitry Belousov , Yury Yanovich

The aim of this paper is to analyse the Bitcoin in order to shed some light on its nature and behaviour. We select 9 cryptocurrencies that account for almost 75\% of total market capitalisation and compare their evolution with that of a…

统计金融 · 定量金融 2023-09-08 Esther Cabezas-Rivas , Felipe Sánchez-Coll , Isaac Tormo-Xaixo

The explosive growth of Non-Fungible Tokens (NFTs) has revolutionized digital ownership by enabling the creation, exchange, and monetization of unique assets on blockchain networks. However, this surge in popularity has also given rise to a…

密码学与安全 · 计算机科学 2025-06-10 Chetan Pathade , Shweta Hooli

Since the introduction of the first Bitcoin blockchain in 2008, different decentralized blockchain systems such as Ethereum, Hyperledger Fabric, and Corda, have emerged with public and private accessibility. It has been widely acknowledged…

网络与互联网体系结构 · 计算机科学 2021-03-08 Mostafa Kazemi , Abbas Yazdinejad

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…

密码学与安全 · 计算机科学 2023-06-22 Bilash Saha , Md Mehedi Hasan , Nafisa Anjum , Sharaban Tahora , Aiasha Siddika , Hossain Shahriar

This paper examines the dynamics of the cryptocurrency market and proposes a novel blockchain-based protocol for real estate transactions. Our analysis includes a detailed review of price trends, volatility, and correlations within the…

With the drive to create a decentralized digital economy, Web 3.0 has become a cornerstone of digital transformation, developed on the basis of computing-force networking, distributed data storage, and blockchain. With the rapid realization…

人工智能 · 计算机科学 2022-11-30 Minrui Xu , Xiaoxu Ren , Dusit Niyato , Jiawen Kang , Chao Qiu , Zehui Xiong , Xiaofei Wang , Victor C. M. Leung

Non-Fungible Tokens (NFTs) represent deeds of ownership, based on blockchain technologies and smart contracts, of unique crypto assets on digital art forms (e.g., artworks or collectibles). In the spotlight after skyrocketing in 2021, NFTs…

机器学习 · 计算机科学 2023-02-07 Davide Costa , Lucio La Cava , Andrea Tagarelli

Motivated by the great success and adoption of Bitcoin, a number of cryptocurrencies such as Litecoin, Dogecoin, and Ethereum are becoming increasingly popular. Although existing blockchain-based cryptocurrency schemes can ensure reasonable…

密码学与安全 · 计算机科学 2016-12-02 Jian Liu , Wenting Li , Ghassan O. Karame , N. Asokan

In shaping the Internet of Money, the application of blockchain and distributed ledger technologies (DLTs) to the financial sector triggered regulatory concerns. Notably, while the user anonymity enabled in this field may safeguard privacy…

密码学与安全 · 计算机科学 2023-03-21 Nadia Pocher , Mirko Zichichi , Fabio Merizzi , Muhammad Zohaib Shafiq , Stefano Ferretti

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 gaining momentum due to the interest of industries and people in \emph{decentralized applications} (Dapps), particularly in those for trading assets through digital certificates secured on blockchain, called tokens. As a…

Various data-sharing platforms have emerged with the growing public demand for open data and legislation mandating certain data to remain open. Most of these platforms remain opaque, leading to many questions about data accuracy, provenance…

密码学与安全 · 计算机科学 2025-02-25 Linh T. Nguyen , Lam Duc Nguyen , Thong Hoang , Dilum Bandara , Qin Wang , Qinghua Lu , Xiwei Xu , Liming Zhu , Petar Popovski , Shiping Chen

The blockchain ecosystem, particularly with the rise of Web3 and Non-Fungible Tokens (NFTs), has experienced a significant increase in users and applications. However, this expansion is challenged by the need to connect early adopters with…

密码学与安全 · 计算机科学 2024-04-08 Hiroki Watanabe , Kohei Ichihara , Takumi Aita