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Ali Eghmazi, Mohammadhossein Ataei, René Jr Landry and Guy Chevrette
The Internet of Things (IoT) is a technology that can connect billions of devices or ?things? to other devices (machine to machine) or even to people via an existing infrastructure. IoT applications in real-world scenarios include smart cities, smart hou...
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Alvina Ekua Ntefua Saah, Jurng-Jae Yee and Jae-Ho Choi
The construction industry, characterized by its intricate network of stakeholders and diverse workforce, grapples with the challenge of managing information effectively. This study delves into this issue, recognizing the universal importance of safeguard...
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Ross Clarke, Luke McGuire, Mohamed Baza, Amar Rasheed and Maazen Alsabaan
The current traditional paper ballot voting schemes suffer from several limitations such as processing delays due to counting paper ballots, lack of transparency, and manipulation of the ballots. To solve these limitations, an electronic voting (e-voting...
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Filippos Pelekoudas-Oikonomou, José C. Ribeiro, Georgios Mantas, Georgia Sakellari and Jonathan Gonzalez
The Internet of Medical Things (IoMT) has risen significantly in recent years and has provided better quality of life by enabling IoMT-based health monitoring systems. Despite that fact, innovative security mechanisms are required to meet the security co...
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Ricardo Martins Gonçalves, Miguel Mira da Silva and Paulo Rupino da Cunha
The immutability of data stored in a blockchain is a crucial pillar of trust in this technology, which has led to its increasing adoption in various use cases. However, there are situations where the inability to change or delete data may be illegal. Eur...
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Leina Abdelgalil and Mohamed Mejri
Electronic health records (EHRs) play an important role in our life. However, most of the
time, they are scattered and saved on different databases belonging to distinct institutions (hospitals,
laboratories, clinics, etc.) geographically distributed acr...
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Leny Vinceslas, Safak Dogan, Srikumar Sundareshwar and Ahmet M. Kondoz
By design, distributed ledger technologies persist low-level data, which makes conducting complex business analysis of the recorded operations challenging. Existing blockchain visualization and analytics tools such as block explorers tend to rely on this...
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Felix Kahmann, Fabian Honecker, Julian Dreyer, Marten Fischer and Ralf Tönjes
Since the introduction of the first cryptocurrency, Bitcoin, in 2008, the gain in popularity of distributed ledger technologies (DLTs) has led to an increasing demand and, consequently, a larger number of network participants in general. Scaling blockcha...
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Dong-Her Shih, Ting-Wei Wu, Ming-Hung Shih, Guan-Wei Chen and David C. Yen
The Industrial Internet of Things (IIoT) plays an important role in Industry 4.0, but the existing IIoT systems could be vulnerable to a single point of failure and malicious attacks, failing to provide reliable services. IIoT devices have some particula...
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Nahida Islam, Md. Sazzadur Rahman, Imtiaz Mahmud, Md. Nur Amin Sifat and You-Ze Cho
The world is facing an urgent need to provide secure communication and data access control in advanced metering infrastructure (AMI) because conventional cryptographic key management and authentication protocols are at stake. The cryptography schemes ent...
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Flavio Pinto, Yogachandran Rahulamathavan and James Skinner
Doping is a well-known problem in competitive sports. Along the years, several cases have come to public, evidencing corrupt practices from within the sports environment. To guarantee fair play and prevent public health issues, anti-doping organizations ...
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Jhan-Jia Lin, Yu-Tse Lee and Ja-Ling Wu
In a community with an aging population, helping each other is a must society function. Lacking mutual trust makes the need for a fair and transparent service exchange platform on top of the public service administration?s list. We present an efficient b...
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Yu-Tse Lee, Jhan-Jia Lin, Jane Yung-Jen Hsu and Ja-Ling Wu
This paper presents a blockchain-based time bank system on the basis of the Hyperledger Fabric framework, which is one of the permissioned blockchain networks. Most of the services provided by existing Time Bank systems were recorded and conducted manual...
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Zhipeng Liang, Keping Zhou, Rugao Gao and Kaixin Gao
A new safety supervision system architecture, by introducing the permissioned blockchain technology proposed in this paper, will be applied in special equipment safety supervision of China, which will solve many safety supervision loopholes in this field...
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Blockchain Technology (BCT) is a growing digital technology that in recent years has gained widespread traction in various industries in the public and private sectors. BCT is a decentralized ledger that records every transaction made in the network, kno...
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Sana Rasheed and Soulla Louca
A national population census is instrumental in offering a holistic view of a country?s progress, directly influencing policy formulation and strategic planning. Potential flaws in the census system can have detrimental impacts on national development. O...
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Kashif Naseer Qureshi, Luqman Shahzad, Abdelzahir Abdelmaboud, Taiseer Abdalla Elfadil Eisa, Bandar Alamri, Ibrahim Tariq Javed, Arafat Al-Dhaqm and Noel Crespi
The rapid advancement in the area of the Internet of Vehicles (IoV) has provided numerous comforts to users due to its capability to support vehicles with wireless data communication. The exchange of information among vehicle nodes is critical due to the...
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Haoli Sun, Bingfeng Pi, Jun Sun, Takeshi Miyamae and Masanobu Morinaga
Blockchain technology provides a ?tamper-proof distributed ledger? for its users. Typically, to ensure the integrity and immutability of the transaction data, each node in a blockchain network retains a full copy of the ledger; however, this characterist...
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Danielle Mendes Thame Denny,Roberto Ferreira Paulo,Fernando Crespo Queiroz Neves
Diante da possibilidade de utilização do instituto da compensação em matéria tributária este estudo advoga pela criação de uma câmara de compensação de créditos tributários e analisa a aplicabilidade das tecnologias de contabilidade distribuída (distribu...
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Dénes László Fekete and Attila Kiss
The spread of crypto-currencies globally has led to blockchain technology receiving greater attention in recent times. This paper focuses more broadly on the uses of ledger databases as a traditional database manager. Ledger databases will be examined wi...
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