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Related papers: Bitcoin and Blockchain: Security and Privacy

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Bluetooth is a communication technology used to wirelessly exchange data between devices. In the last few years there have been found a great number of security vulnerabilities, and adversaries are taking advantage of them causing harm and…

Cryptography and Security · Computer Science 2022-11-15 Athanasios Kalogiratos , Ioanna Kantzavelou

Cryptocurrency exchange platforms such as Coinbase, Binance, enable users to purchase and sell cryptocurrencies conveniently just like trading stocks/commodities. However, because of the nature of blockchain, when a user withdraws coins…

Cryptography and Security · Computer Science 2023-09-06 Ya-nan Li , Tian Qiu , Qiang Tang

Blockchain technology is referred to as a very secure decentralized, distributed ledger that records the history of any digital asset. It is being used in numerous governmental and private sector organizations across numerous nations.…

Computational Engineering, Finance, and Science · Computer Science 2024-02-13 Manal Mansour , May Salama , Hala Helmi , Mona Mursi

This research study focuses primarily on Block-Chain-based voting systems, which facilitate participation in and administration of voting for voters, candidates, and officials. Because we used Block-Chain in the backend, which enables…

Machine Learning · Computer Science 2023-03-14 Jagbeer Singh , Utkarsh Rastogi , Yash Goel , Brijesh Gupta , Utkarsh

Blockchain is a distributed database which is cryptographically protected against malicious modifications. While promising for a wide range of applications, current blockchain platforms rely on digital signatures, which are vulnerable to…

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

Digital wallet as a software program or a digital device allows users to conduct various transactions. Hot and cold digital wallets are considered as two types of this wallet. Digital wallets need an online connection fall into the first…

Cryptography and Security · Computer Science 2023-03-24 Ehsan Nowroozi , Seyedsadra Seyedshoari , Yassine Mekdad , Erkay Savas , Mauro Conti

With the widespread attention and application of artificial intelligence (AI) and blockchain technologies, privacy protection techniques arising from their integration are of notable significance. In addition to protecting privacy of…

Cryptography and Security · Computer Science 2023-05-09 Zongwei Li , Dechao Kong , Yuanzheng Niu , Hongli Peng , Xiaoqi Li , Wenkai Li

Blockchain is a disruptive technology that has been characterised to be the next big thing and has already gained a broad recognition by experts in diverse fields. In this paper, we consider possible use cases and applications of the…

Cryptography and Security · Computer Science 2019-05-06 Nicholas Kolokotronis , Konstantinos Limniotis , Stavros Shiaeles , Romain Griffiths

Blockchain is a decentralized transaction and data management solution, the technological weapon-of-choice behind the success of Bitcoin and other cryptocurrencies. As the number and variety of existing blockchain implementations continues…

Cryptography and Security · Computer Science 2018-12-24 Martin Garriga , Maximiliano Arias , Alan De Renzis

Blockchain is a decentralized, distributed ledger technology that ensures transparency, security, and immutability through cryptographic techniques. However, advancements in quantum computing threaten the security of classical cryptographic…

Cryptography and Security · Computer Science 2026-01-14 Nicholas J. C. Papadopoulos

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

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

Blockchains have gained substantial attention from academia and industry for their ability to facilitate decentralized trust and communications. However, the rapid progress of quantum computing poses a significant threat to the security of…

Cryptography and Security · Computer Science 2024-09-04 Zebo Yang , Haneen Alfauri , Behrooz Farkiani , Raj Jain , Roberto Di Pietro , Aiman Erbad

Blockchain technology, a foundational distributed ledger system, enables secure and transparent multi-party transactions. Despite its advantages, blockchain networks are susceptible to anomalies and frauds, posing significant risks to their…

Cryptography and Security · Computer Science 2024-02-20 Joerg Osterrieder , Stephen Chan , Jeffrey Chu , Yuanyuan Zhang , Branka Hadji Misheva , Codruta Mare

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,…

Big data has generated strong interest in various scientific and engineering domains over the last few years. Despite many advantages and applications, there are many challenges in big data to be tackled for better quality of service, e.g.,…

A detailed exploration of blockchain technology and its applications across various fields is provided, beginning with an introduction to cryptography fundamentals, including symmetric and asymmetric encryption, and their roles in ensuring…

Cryptocurrencies aim to replicate physical cash in the digital realm while removing centralized and trusted intermediaries. Decentralization is achieved by the blockchain, a permanent public ledger that contains a record of every…

Cryptography and Security · Computer Science 2024-06-04 Domokos Miklós Kelen , István András Seres

The blockchain technology is believed by many to be a game changer in many application domains, especially financial applications. While the first generation of blockchain technology (i.e., Blockchain 1.0) is almost exclusively used for…

Cryptography and Security · Computer Science 2019-08-14 Huashan Chen , Marcus Pendleton , Laurent Njilla , Shouhuai Xu
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