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Pouwelse, J.A. (author), de Kok, André (author), Fleuren, Joost (author), Hoogendoorn, Peter (author), Vliegendhart, Raynor (author), de Vos, M.A. (author)Humanity’s notion of trust is shaped by new platforms operating in the emerging sharing economy, acting as intermediate matchmaker for ride sharing, housing facilities or freelance labour, effectively creating an environment where strangers trust each other. While millions of people worldwide rely on online sharing activities, such services are...contribution to periodical 2017
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van Duin, Ron (author)Wat moet de havenstad Rotterdam gaan doen met alle toekomstige kansen en bedreigingen? Welke disruptieve veranderingen zijn bij uitstek geschikt voor de haven- en stadsontwikkeling en welke ontwikkelingen zien wij op ons afkomen? Op welke manier kunnen we daar op inspelen met het onderzoek en het onderwijs? Welke nieuwe kennis op het gebied van...book 2017
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van Engelenburg, S.H. (author), Janssen, M.F.W.H.A. (author), Klievink, A.J. (author)Toensurepublicsafetyandsecurity,itisvitallyimportantforgovernmentstocol- lect information from businesses and analyse it. Such information can be used to determine whether transported goods might be suspicious and therefore require physical inspection. Although businesses are obliged to report some information, they are reluctant to share addi-...journal article 2017
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Ølnes, Svein (author), Ubacht, J. (author), Janssen, M.F.W.H.A. (author)Blockchain refers to a range of general purpose technologies to exchange information and transact digital assets in distributed networks. The core question addressed in this paper is whether blockchain technology will lead to innovation and transformation of governmental processes. To address this question we present a critical assessment of...journal article 2017
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Batubara, F.R. (author), Ubacht, J. (author), Janssen, M.F.W.H.A. (author)The ability of blockchain technology to record transactions on distributed ledgers offers new opportunities for governments to improve transparency, prevent fraud, and establish trust in the public sector. However, blockchain adoption and use in the context of e-Government is rather unexplored in academic literature. In this paper, we...conference paper 2018
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Jiang, G. (author), Giaccardi, Elisa (author), Albayrak, A. (author)This paper describes a blockchain-enabled system aimed to facilitate urban walking as a lifestyle choice. This work-in-progress is based on an provisional classification of blockchain's social affordances into four core features. These features are used as design materials to enable 'walking contracts' between humans and non-humans as...conference paper 2018
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Carter, Lemuria (author), Ubacht, J. (author)In the past fewyears, researchers and practitioners have highlighted the potential of Blockchain (BC) and distributed ledger technology to revolutionize government processes. Blockchain technology enables distributed power and embedded security. As such, Blockchain is regarded as an innovative, general purpose technology, offering new ways of...conference paper 2018
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van Engelenburg, S.H. (author), Janssen, M.F.W.H.A. (author), Klievink, A.J. (author)Supply chain management is hampered by a lack of information sharing among partners. Information is not shared as organizations in the supply chain do not have direct contact and/or do not want to share competitive and privacy sensitive information. In addition, companies are often part of multiple supply chains and trading partners vary over...conference paper 2018
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Stokkink, Q.A. (author), Pouwelse, J.A. (author)Digital identity is unsolved: after many years of research there is still no trusted communication over the Internet. To provide identity within the context of mutual distrust, this paper presents a blockchain-based digital identity solution. Without depending upon a single trusted third party, the proposed solution achieves passport-level...conference paper 2018
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Tan, Y. (author), Rukanova, B.D. (author), van Engelenburg, S.H. (author), Ubacht, J. (author), Janssen, M.F.W.H.A. (author)Blockchain technologies offer new ways of organizing information architectures for information sharing amongst a multitude of agents in complex socio-technical systems. However, transferring the experience gained with blockchain from the crypotocurrency domain to business-to-business (B2B) setting is challenging and some of the blockchain...conference paper 2019
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Rikken, O.K. (author), Janssen, M.F.W.H.A. (author), Roosenboom-Kwee, Z. (author)The rise of blockchain has resulted in discussions on (new) governance models with multiple actors collaborating. Incidents and problems occurred due to flaws in blockchain protocols, smart contracts and Decentralized Autonomous Organizations (DAOs). Often it is unclear how decisions are made concerning evolvement of blockchain applications. In...journal article 2019
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Baharmand, Hossein (author), Comes, M. (author)As humanitarian organizations are struggling to reach an increasing number of beneficiaries, humanitarian-business partnerships, such as the use of logistics service providers (LSPs), promise to improve effectivity and efficiency of humanitarian assistance. Blockchain-based smart contracts which ensure automation, transparency, and efficiency...conference paper 2019
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Ishmaev, G. (author)This paper looks at the development of blockchain technologies that promise to bring new tools for the management of private data, providing enhanced security and privacy to individuals. Particular interest presents solutions aimed at reorganizing data flows in the Internet of Things (IoT) architectures, enabling the secure and decentralized...journal article 2019
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Grover, Purva (author), Kar, Arpan Kumar (author), Janssen, M.F.W.H.A. (author), Ilavarasan, P. Vigneswara (author)Although blockchain has attracted a great deal of attention from academia and industry there is a lack of studies on acceptance drivers. This study explores blockchain acceptance by mining the collective intelligence of users on Twitter. It maps blockchain user acceptance drivers to technology acceptance constructs. The analysis shows that...journal article 2019
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Batubara, F.R. (author), Ubacht, J. (author), Janssen, M.F.W.H.A. (author)Blockchain technology is heralded for improving trust and can provide a new approach for creating transparency and promoting accountability of government activities. However, it is still not clear how and in what ways blockchain technologies can improve this. This study examines the mechanisms and capability of blockchain technology to...conference paper 2019
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Grover, Purva (author), Kar, Arpan Kumar (author), Janssen, M.F.W.H.A. (author)Purpose: Although blockchain is often discussed, its actual diffusion seems to be varying for different industries. The purpose of this paper is to explore the blockchain technology diffusion in different industries through a combination of academic literature and social media (Twitter). Design/methodology/approach: The insights derived from...journal article 2019
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Beller, M.M. (author), Hejderup, J.I. (author)Blockchain technology has found a great number of applications, from banking to the Internet of Things (IoT). However, it has not yet been envisioned whether and which problems in Software Engineering (SE) Blockchain technology could solve. In this paper, we coin this field 'Blockchain-based Software Engineering' and exemplify how Blockchain...conference paper 2019
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Ren, Z. (author), Erkin, Z. (author)Blockchains is a special type of distributed systems that operates in unsafe networks. In most blockchains, all nodes should reach consensus on all state transitions with Byzantine fault tolerant algorithms, which creates bottlenecks in performance. In this paper, we propose a new type of blockchains, namely Value-Centric Blockchains (VCBs),...conference paper 2019
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van Engelenburg, S.H. (author)New developments in Information and Communication Technology (ICT), such as big data, the Internet of Things (IoT), and blockchain technology provide opportunities for businesses and government organisations to benefit from business-to-government (B2G) information sharing. For example, big data analytics might provide government organisations...doctoral thesis 2019
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Heeroma-ten Katen, Josanne (author), van Duin, Ron (author), Lont, Yvonne (author), Paardenkoper, Klara (author)Nieuwe digitale technieken bieden kansen om slimmer samen te werken en gegevens uit te wisselen voor de mkb. Blockchaintechnologie wordt daarbij genoemd als een van de meest kansrijke opkomende technologieën. Vanuit de Hogeschool Rotterdam en de Hogeschool Windesheim wordt onderzoek gedaan naar de kansen voor het mkb in het toepassen van de...journal article 2020