Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 76 for “"Ethereum"”.
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Predicting price volatility crytocurrency ethereum
… when trading or investing in cryptocurrency Ethereum. Over the years, investors, traders and investment banks have found it difficult to predict the price volatility of Ethereumdue to its rapid price fluctuation. This report focuses on forecasting the price volatility of Ethereum for the next …
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Using ethereum transactions to deanonymize senders
… health. In contrast, the network layer for Ethereum, the second-largest cryptocurrency, has gone mostly ignored, even though it employs different algorithms for transaction propagation. In this thesis, we perform timing analysis on transactions propagated through Ethereum networks to …
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Exploring the Anatomy of Ethereum Based Phishing
The increasing numbers of Ethereum scams are causing significant concerns within the blockchain community. Yet, our understanding of how these scams work is limited. In this study, we present the first comprehensive analysis of crypto scams on the example of large set of malicious Ethereum …
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Capturing the Ethereum virtual machine in the UC framework
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2023-12-04 without embargo terms
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Disseny i implementació d'un smart contract de micromecenatge sobre Ethereum
Aquest projecte té com a objectiu avaluar Ethereum, una plataforma descentralitzada per al desplegament de contractes intel·ligents en la Blockchain. L'enfocament d'aquest treball consisteix a iniciar una xarxa privada Ethereum de prova (Private-Net), en la que desenvoluparem i desplegarem una …
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Le tecnologia Ethereum applicata alle soluzioni decentralizzate consortili. Casi d'uso: sanità ed energie rinnovabili.
… il classico modello client-server. La nascita di Ethereum, la prima blockchain pubblica che introduce programmi eseguibili (smart contract) nella sua tecnologia di base, ha favorito lo sviluppo di altri simili piattaforme specificamente indirizzate alle implementazioni di applicazioni per …
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Towards the Development of Cost-Effective Decentralized Applications: An Investigation of Transaction Processing Times on the Ethereum Blockchain Platform
Ethereum is one of the most popular blockchain platforms for the development of blockchain-powered applications (i.e. ÐApps). When engineering ÐApps, developers need to translate requests captured in the frontend of their application into one or more smart contract transactions. These transactions …
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A Comparative Study on Blockchain-based Electronic Health Record Systems: Performance, Privacy, and Security Between Hyperledger Fabric and Ethereum Frameworks
… blockchain frameworks, Hyperledger Fabric and Ethereum. (ii)aims to provide a comparative study on both frameworks from the performance, privacy, and security perspectives. Based on two different introduced EHR systems, we identify the strength and weaknesses of both frameworks and present the …
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Measuring Ethereum's peer-to-peer network
Ethereum, a cryptocurrency currently valued at 46 billion US dollars, has grown over 6,500% in the last 12 months. Despite the growth in value, we still have very limited Ethereum network visibility. In this thesis, we analyze the Ethereum network from two vantage points: the DEVp2p network and the …
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Understanding and Hardening Blockchain Network Security Against Denial of Service Attacks
… confirms that real-world network services in Ethereum are vulnerable to DoS attacks, leading to a potential collapse of the Ethereum ecosystem. Besides, the uncovered P2P network topology in Ethereum mainnet suggests that critical nodes adopt a biased neighbor selection strategy in the …
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BLOCKCHAIN-BASED ACCESS AND USAGE CONTROL OF CLOUD-BASED DIGITAL TWINS
… a novel data-feeding system that integrates Ethereum blockchain, smart contracts, and Chainlink, aiming to efficiently acquire, back up, and utilize digital twin resources. In the Internet of Things (IoT) realm, digital twin resources have been extensively adopted. However, precise data …
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Understanding scalability in distributed ledger technology
… This dissertation first analyses scalability in ethereum and EOS. Currently, ethereum 1.0 uses proof of work (PoW) and handles only 14 transactions per second (tps) compared to Visa's peak 47 000 tps. Ethereum 2.0, known as Serenity, introduces sharding, proof of stake (Casper), plasma and state …
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A Blockchain-Enabled System for Secure Emergency Healthcare Services Management and Timestamped Data Integrity [Un Sistema Basato su Blockchain per la Gestione Sicura dei Servizi Sanitari di Emergenza e l'Integrità dei Dati con Marcatura Temporale]
… l'uso adattivo del protocollo blockchain Ethereum per semplificare, garantire la fiducia e rendere trasparenti i flussi di lavoro della risposta alle emergenze. Questo sistema risolve alcune delle maggiori problematiche della medicina d'emergenza fornendo una piattaforma decentralizzata …
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An investigation into the use of multiple cryptocurrencies in a diversified portfolio
… benefits of multiple cryptocurrencies (Bitcoin, Ethereum and Litecoin) in a diversified portfolio from the perspective of a South African investor over the period 30 July 2015 to 20 December 2017. Cryptocurrencies are mostly still in their infancy, and reliable information regarding their …
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Blockchains For Publicizing Available Scientific Datasets
… scientific datasets using metadata. A private ethereum blockchain is used to distribute metadata to users, while an ethereum contract matches dataset providers with consumers. Lastly, a conceptual currency is used to incentivize efficient resource selection.</p>
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Essays on Smart Contracts and Oracles
… ecosystem. It proposes EDSC’s design under the Ethereum framework, and the design can be easily adapted for other existing smart contract platforms. Secondly, the thesis presents a study of oracle usage on Ethereum, the most popular permission-less smart contract platform. It performs an …
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Predicting the Price of Cryptocurrency Using Machine Learning Algorithm
… systems use to conduct their transactions is the Ethereum cryptocurrency. However, it needs to be noted that there are many other well-known crypto currencies other than ethereum as well. We propose to use Machine Learning for this project, which will be trained from the available cryptocurrency …
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Smart contracts and their application in supply chain management
… underlying cryptocurrencies such as Bitcoin and Ethereum. Although initially used for financial transactions, blockchain's applications extend beyond finance and can impact a wide variety of industries. One such application is in supply chain management. With multiple stakeholders and business …
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Adapting Financial Technology Standards to Blockchain Platforms
… In two case studies, we analyze the QTUM and Ethereum blockchain platforms’ industry compliance, as their payment platforms support transactions equivalent to that of applications governed by the PA-DSS. We determine QTUM’s and Ethereum’s capabilities to properly ensure secure data handling …
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Erays: Reverse engineering ethereums opaque smart contracts
Interacting with Ethereum smart contracts can have potentially devastating financial consequences. In light of this, several regulatory bodies have called for a need to audit smart contracts for security and correctness guarantees. Unfortunately, auditing smart contracts that do not have readily …
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