Searched for: subject%3A%22Hyperledger%255C+Fabric%22
(1 - 15 of 15)
document
Grishkov, I. (author), Kromes, R.G. (author), Giannetsos, Thanassis (author), Liang, K. (author)
This paper offers a prototype of a Hyperledger Fabric-IPFS based network architecture including a smart contract based encryption scheme that meant to improve the security of user’s data that is being uploaded to the distributed ledger. A new extension to the self-encryption scheme was deployed by integrating data owner’s identity into the...
conference paper 2023
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Gordijn, Daan (author)
Blockchain technologies allow users to securely store and trace their data on a fully decentralized system, and have the potential to make a huge impact on many industries. While traditional, permissionless blockchains such as Bitcoin, Ethereum, and Cardano are very popular, they are currently unable to provide trust and privacy on the network....
bachelor thesis 2022
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Deshamudre, Rohan (author)
Smart contracts allow for the collaboration and transaction processes between multiple parties/organisations to be automated and conducted in a neutral environment. In many situations these agreements are confidential and running a smart contract that contains private/sensitive information on a public blockchain network which is transparent and...
bachelor thesis 2022
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Nanhekhan, Kevin (author)
Smart contracts play an important role within the blockchain by ensuring that valid transactions are being recorded. However, there are critical concerns regarding the security and privacy of data within these blockchain applications. This research provides information on how the integration of the Trusted Platform Module can achieve more...
bachelor thesis 2022
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Joosen, Floor (author)
Privacy and security are important topics in data aggregation, as companies are aggregating large amounts of sensitive data from their users. The aim of this paper is to improve the security and privacy of data aggregation using smart contracts, homomorphic encryption and post-quantum encryption methods on Hyperledger Fabric. After a literature...
bachelor thesis 2022
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Kahawati, Ali (author)
Blockchain networks have acquired ongoing notoriety among associations that need to utilise the security perspectives that blockchain gives. Hyperledger Fabric (HF) is one of the most widely utilised distributed network technologies, most ordinarily applied in situations that require private information to be maintained safely and secretly. Use...
bachelor thesis 2022
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Park, Chaiwon (author)
A rise in the use of blockchain systems implies an increase in smart contract usage. Blockchain systems can easily be found these days, most notably in cryptocurrencies and financial management. Furthermore, the Internet of Things (IoT) is being developed with blockchain, since blockchain ensures trust in IoT data and adds great flexibility....
bachelor thesis 2022
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Vega Sanchez, Julio (author)
The increasing demand for sharing Internet of Things (IoT) increases demand for a secure way of sharing data. Smart contracts could provide this because of its distributed nature. Proxy re-encryption is an encryption (PRE) method that can be used to share information. In this paper, a secure data sharing scheme is presented that uses multi-hop...
bachelor thesis 2022
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Bulină, Malina (author)
Data outsourcing has become one of the primary means for preserving information as it passes the responsibility of storage management to the service provider. However, storing sensitive data remotely poses privacy threats for the data owners. Searchable encryption (SE) is a technique that allows performing search queries over encrypted data. The...
bachelor thesis 2022
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Namburu, Aditya (author)
The Linear Economy currently follows the Take - Make – Dispose model. This paradigm is based on the consumption of resources rather than the preservation of their value. If this model remains dominant, it will lead to material scarcity, thereby increasing materials prices. The linear economy has a negative effect on nature as this model creates...
master thesis 2021
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Paulsen, Cathrine (author)
Hyperledger Fabric is a permissioned enterprise blockchain allowing organizations to collaborate and automate processes via smart contracts. However, these contracts could contain security vulnerabilities leading to unexpected behavior or other negative consequences. Therefore, this study takes a closer look at three reported smart contract...
bachelor thesis 2021
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Stefanov, Radoslav (author)
Blockchain networks have gained recent popularity among organisations that want to make use of the security aspects that blockchain provides. Fabric is one of the most used distributed network technologies, most commonly applied in scenarios that require confidential data to be stored securely and privately. Use case examples are finance,...
bachelor thesis 2021
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Duveen, Sem (author)
Large volumes of medical data (MD) are continuously generated by the healthcare domain. When sharing these data, issues arise regarding privacy and security. To solve these issues, a permissioned blockchain (BC) can be used, but since blockchains do not have access control (AC) as a default feature, the integration of an access control system ...
bachelor thesis 2021
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Koning, Robbert (author), van Thiel, Erwin (author), Kulane, Suleiman (author), de Wit, Jordy (author)
Switching energy suppliers can be a time consuming process and the manner in which permissions regarding consumer data are stored lacks transparency. To overcome these issues, a solution was proposed in the form of a mandate register. Said register keeps track of which consumer gave what permission, regarding energy data, to whom. In this...
bachelor thesis 2020
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Zwartkruis, Titus (author)
The aircraft leasing industry is still operating like it is 1980, the transfer of boxes filled with paper, a scattered information landscape, opposing interests and almost zero digitisation result in significant lease transition cost. Blockchain might change this. Although other technologies exist, Blockchain can given its characteristics be an...
master thesis 2019
Searched for: subject%3A%22Hyperledger%255C+Fabric%22
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