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Showing result 1 - 5 of 46 essays matching the above criteria.

  1. 1. Blockchain-based e-voting system without digital ID: A Proof-of-Concept

    University essay from Karlstads universitet/Institutionen för matematik och datavetenskap (from 2013)

    Author : Leonard Schick; [2024]
    Keywords : Computer science; Cryptography; Crypto; Blockchain; Distributed systems; e-voting; electronic voting; Ethereum; Hyperledger; Hyperledger besu; Decentralization; Datavetenskap; Kryptografi; Blockkedja; Distribuerade system; e-röstning; Elektronisk röstning; Blinda signaturer; Ethereum; Hyperledger Besu; Decentralisering;

    Abstract : Electronic voting systems have the potential to offer a cost effective, secure and transparent way of communicating with the citizens, increasing trust and participation. However creating a secure open source electronic voting system providing confidentiality and transparency with sufficient performance has long been a challenge. READ MORE

  3. 2. A Decentralised Application for Storing Electronic Health Records using Blockchain Technology

    University essay from Göteborgs universitet/Institutionen för data- och informationsteknik

    Author : Edenia Isaac; Hampus Jernkrook; NIls Johnsson; Christopher Molin; Wendy Pau; David Zamanian; [2023-03-03]
    Keywords : electronic health records; EHR; medical records; blockchain; Ethereum; IPFS; decentralised applications; Web3.Storage; information exchange; patientjournaler; blockkedja; decentraliserade applikationer; informationsdelning;

    Abstract : With the systems currently used in healthcare, medical records are often centrally stored in local databases or cloud services and managed by each individual healthcare provider. Due to this, the information exchange between healthcare providers is often limited. READ MORE

  4. 3. Blockchains and Smart Contracts for Cryptocurrency : An Analysis of Their Functionality and Performance

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Oussama Safi; Melik Atabeyli; [2023]
    Keywords : Smart Contracts; Blockchains; Cryptocurrency; Digital assets; Consensus mechanisms; Smarta Kontrakt; Blockkedjor; Kryptovaluta; Digitala tillgångar; Konsensus mekanismer;

    Abstract : Smart contracts are self-executing electronic contracts. Amongst its deployed applications in the digital world is providing a decentralized and transparent method for executing transactions of cryptocurrencies on blockchains. READ MORE

  5. 4. Fundamental Attacks on Ethereum Oracles and How to Prevent Them

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Mikael Jafari; [2023]
    Keywords : Blockchain; Attacks; Ethereum; Solana; Corda; Oracle; Blockkedja; Attacker; Ethereum; Solana; Corda; Orakel;

    Abstract : Many applications and protocols on blockchain platforms are reliant on real-world data which exists outside the blockchain, something which is not directly accessible through these platforms. To bridge this gap, blockchain oracles help these applications and protocols by providing them with this data. READ MORE

  6. 5. Exploring the Use of Blockchain Technology to Address Cybersecurity Risks in Banking and Finance

    University essay from KTH/Hälsoinformatik och logistik

    Author : Eman Din; [2023]
    Keywords : blockchain technology; bank and financial sector; security; privacy; advantages and challenges of blockchain technology; blockkedjeteknik; bank- och finanssektor; säkerhet; integritet; fördelar och utmaningar med blockkedja teknik;

    Abstract : The growing reliance on digital services has led to an escalation in cyber risks and attacks targeting banks and financial institutions. Such cyber threats necessitate innovative solutions. But to achieve it, one needs to overcome the challenges of seeking reliable information on utilizing blockchain technology to combat cyber-attacks. READ MORE