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Bulină, Malina (author)Blockchain technology is the underlying mechanism that many cryptocurrencies operate on. It relies on cryptographic techniques that enforce integrity on transaction records. The records (blocks) stored are limited in size and frequency. One well-known issue regarding blockchain technology is the lack of scalability. In order to mitigate this...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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GAL, Jean (author)Blockchain is an expanding technologythat offers benefits when applied to supplychain management. This distributed ledgertechnology is combined with supply chainsfor its intrinsic characteristics. For instance,traceability, immutability, and more arediscussed. In this paper, we first presentprivacy-related challenges encountered whenapplying...bachelor thesis 2021
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Kroon, Harmen (author)Decentralized Finance (DeFi) is build on smart-contract supporting blockchains, with Ethereum being the largest ecosystem. A collection of smart-contracts aims to serve as decentralized implementations of financial systems. The philosophy of DeFi dictates automation and desintermediation through exploiting nascent distributed ledger technology...bachelor thesis 2021
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de Klerk, Leon (author)The domain name system (DNS) and public key infrastructure (PKI) provide the core services for the Internet. The use of these systems requires trust in institutions to provide proper services, which they can fail to provide. Centralized management allows these institutions to perform censorship. Additionally, these legacy systems have seen...bachelor thesis 2021
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Filip, Eduard (author)Federated Learning starts to give a new perspective regarding the applicability of machine learning in real-life scenarios. Its main goal is to train the model while keeping the participants' data in their devices, thus guaranteeing the privacy of their data. One of the main architectures is the Horizontal Federated Learning, which is the most...bachelor thesis 2021
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Darbari, Shubhankar (author)The expansion of the Internet and wireless access has led to a widespread increase of Internet of Things applications. These smart devices are becoming a daily aspect of our lives. All the convenient and automated services provided by smart devices come from a centralized service provider. This service provider has access to all the personal...bachelor thesis 2021
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Dikmen, Cemal (author)With the growing scale of the IoT, many industries enjoy the benefit of automation. The IoT consists of an interconnected network of devices that sense their surroundings and share data among other IoT devices. However, this data can be sensitive and private in nature, making security within the ever-growing IoT network a high priority. Because...bachelor thesis 2021
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Tatabitovska, Ana (author)Front-running is the illegal practice of obtaining information unavailable to the general public with regards to upcoming transactions and performing actions based on this knowledge as to gain profit. This type of attack has been an issue since the introduction of the first stock market and it is not a surprise it has spread into blockchain...bachelor thesis 2021
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Beekhuizen, Michael (author)IoT devices have grown rapidly over the past few years. IoT devices are mostly connected to a central server that stores the data and handles end-to-end communication. Due to the increase of IoT devices, the latency with the server increases. Furthermore, when using a central server the data is at risk of being deleted or tampered with. To...bachelor thesis 2021
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Heijbroek, Diederik Heijbroek (author)Patient monitoring and clinical trial management generate continuous large volumes of healthcare data, causing the healthcare industry to be a data-intensive domain. Existing data storage techniques and access mechanics in the healthcare domain exhibit several challenges related to data security, patient privacy, and interoperability. Blockchain...bachelor thesis 2021
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van Welsenes, Jeroen (author)The circular economy is an economic system that aims to replace the linear economy and the accompanying take-make-dispose mindset. It is an economic system that decouples economic growth from finite resource consumption. The Sustainable Finance Lab (SFL) identified two requirements for a high state of circularity. 1) Products are serviced...master thesis 2020
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Buist, Declan (author)Modern supply chain and procurement departments are faced with a lot of challenges. Supply chains have become global, resulting in complex networks. With access to more information customers have access and have become more demanding on issues such as quality or sustainability. This has led to an increased interest among different companies in...master thesis 2020
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di Benedetto, Matteo (author)To ensure safety and security of imported goods, customs authorities perform risk assessment on incoming goods. European customs use declaration data provided by traders to execute risk analysis. Lacking availability of this data to customs authorities currently hinders proper risk management and poses threats for the European socio-economy. To...master thesis 2020
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Lanzini, Filippo (author)Blockchain Technology has gained popularity in recent years and one of its most promising applications is in Supply Chain Management. The visibility enabled by distributed ledger technology can empower Real-Time Tracking of Products (also referred to as the ‘Holy Grail’ of logistics), a faster and leaner Global Trade, and automatic controls with...master thesis 2020
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van Dijk, Jurian (author)In recent years blockchain technology has become a popular topic for research in multiple fields of discipline. For the transport sector especially, the technology is seen as disruptive. Because the research field is young and the research on the topic is developing fast, state-of-the-art knowledge is exclusive to a select group of academics....student report 2020
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Behnen, Francis (author)The XRP network (Ripple network) is a global transaction network that settles trans- actions in seconds. It is a technology that provides new opportunities for traditional fi- nancial institutions and startups. In the XRP network, participants depend on each other’s functioning. However, at present Ripple Labs, Inc. is the only actor monitor-...bachelor thesis 2020
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Roelvink, Marijn (author)Ripple is a relatively new payments network that aims to improve the financial system by unifying its underlying infrastructure. Given its critical function, its system must be reliable and free of bugs. Therefore it should be tested extensively. One of the test methods that has not been used on it yet is log inference, a method that has a good...bachelor thesis 2020
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Bubberman, Wolf (author)The Ripple XRP Ledger network hosts a cryptocurrency called XRP which uses the TLS protocol to send messages between nodes. It is crucial that the network is tested against attacks to ensure its security. The Ripple XRP Ledger could be vulnerable to a Man-in-the-Middle (MITM) attack. This MITM attack is an attack which can intercept and modify...bachelor thesis 2020
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Görkey, Isitan (author), El Moussaoui, Chakir (author), Wijdeveld, Vincent (author), Sennema, Erik (author)Blockchain is a technology that is in use increasingly. Although owing its common use to the cryptocurrencies there is more to the blockchain technology than just the monetary use. One of these uses is by smaller groups of participants under the control of a central authority, for instance at a company. Such private blockchains use permissioned...student report 2020