تصفح حسب الموضوع "Bitcoin"
السجلات المعروضة 1 -- 18 من 18
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A survey of blockchain enabled cyber-physical systems
( MDPI AG , 2020 , Article Review)Cyber-physical systems (CPS) is a setup that controls and monitors the physical world around us. The advancement of these systems needs to incorporate an unequivocal spotlight on making these systems efficient. Blockchains ... -
Asymmetric determinants of Bitcoin's wild price movements
( Emerald Publishing , 2022 , Article)Purpose: The present work endeavors to explore the potential nonlinear and asymmetric effects of supply fundamental properties of Bitcoin mining process (velocity, size and stock of Bitcoins, cost of production and mining ... -
Blockchain Technology for Intelligent Transportation Systems: A Systematic Literature Review
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Other)The use of Blockchain technology has recently become widespread. It has emerged as an essential tool in various academic and industrial fields, such as healthcare, transportation, finance, cybersecurity, and supply chain ... -
Blockchains for Scalable IoT Management, Access, and Accountability
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Other)The articles in this special section focuses on blockchain for scalable Internet of Things (IoT) management, access, and accountability. The articles highlight new blockchain architectures and techniques that can be leveraged ... -
BlockTag: Design and applications of a tagging system for blockchain analysis
( Springer New York LLC , 2019 , Conference Paper)Annotating blockchains with auxiliary data is useful for many applications. For example, criminal investigation of darknet marketplaces, such as Silk Road and Agora, typically involves linking Bitcoin addresses, from which ... -
Can uncertainty indices predict Bitcoin prices? A revisited analysis using partial and multivariate wavelet approaches
( Elsevier Inc. , 2019 , Article)This paper uses bivariate and multivariate wavelet approaches to revisit the co-movements between the Volatility Uncertainty Index (VIX) and Bitcoin (BTC). This is achieved by accounting for the impacts of the three major ... -
Conditional dependence structure and risk spillovers between Bitcoin and fiat currencies
( Elsevier , 2023 , Article)This paper investigates the extreme dependence and risk spillovers between Bitcoin and the currencies of the BRICS and G7 economies. We find time-varying dependence between Bitcoin and all currencies. Moreover, when analysing ... -
Deanonymizing tor hidden service users through bitcoin transactions analysis
(2017 , Master Thesis)With the rapid increase of threats on the Internet, people are continuously seeking privacy and anonymity. Services such as Bitcoin and Tor were introduced to provide anonymity for online transactions and Web browsing. Due ... -
Decarbonizing Bitcoin: Law and policy choices for reducing the energy consumption of Blockchain technologies and digital currencies
( Elsevier , 2018 , Article)The vast transactional, trust and security advantages of Bitcoin are dwarfed by the intentionally resource-intensive design in its transaction verification process which now threatens the climate we depend upon for survival. ... -
Distributed Framework via Block-chain Smart Contracts for Smart Grid Systems against Cyber-Attacks
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In this century, the demand for energy is increasing daily, and the need for energy resources has become urgent and inevitable. New ways of generating energy, such as renewable resources that depend on many sources, including ... -
Free Chain: Enabling Freedom of Expression through Public Blockchains
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Everyone should have the right to expression and opinion without interference. Nevertheless, Internet censorship is often misused to block freedom of speech. The distributed ledger technology provides a globally shared ... -
Highlight on cryptocurrencies mining with CPUs and GPUs and their benefits based on their characteristics
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Nowadays cryptography and their technologies have been with us for a long time. This field of science is developing day by day. Blockchain has come a long way since the birth of its first application. This application is ... -
Investigating the dynamic relationship between cryptocurrencies and conventional assets: Implications for financial investors
( Elsevier , 2020 , Article)Cryptocurrencies are gradually establishing themselves as a new class of assets with unique features, although there remains skepticism and a lack of understanding of their nature. In this study, we compare the financial ... -
Measurement and Analysis of Bitcoin Transactions of Ransomware
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Recently, more than 100,000 cases for ransomware attacks were reported in the Middle East, Turkey and Africa region [2]. Ransomware is a malware category that limits the access of users to their files by encrypting them. ... -
NON-DETERMINISTIC MODELING USING QUANTILE REGRESSION
(06-2 , Master Thesis)In this thesis, we utilize quantile regression to model the conditional quantile of the dependent variable given independent variables to capture more details about the conditional distribution. In addition, we apply the ... -
On the safe-haven and hedging properties of Bitcoin: new evidence from COVID-19 pandemic
( Emerald Publishing , 2022 , Article)Purpose: This study aims to investigate the safe-haven and hedging properties of Bitcoin against a wide variety of conventional assets before and during the coronavirus disease 2019 (COVID-19) pandemic. Design/methodolog ... -
Volatility forecasting, downside risk, and diversification benefits of Bitcoin and oil and international commodity markets: A comparative analysis with yellow metal
( Elsevier Inc. , 2019 , Article)This study examines the diversification and hedging properties of Bitcoin (BTC) and gold assets for oil and S&P GSCI investors. We model and forecast the volatility performance of the pairs BTC–oil, gold–oil, BTC–S&P GSCI, ... -
Volatility forecasting, downside risk, and diversification benefits of Bitcoin and oil and international commodity markets: A comparative analysis with yellow metal
( Elsevier , 2019 , Article)This study examines the diversification and hedging properties of Bitcoin (BTC) and gold assets for oil and S&P GSCI investors. We model and forecast the volatility performance of the pairs BTC-oil, gold-oil, BTC-S&P GSCI, ...