English
Related papers

Related papers: CoviChain: A Blockchain Based COVID-19 Vaccination…

200 papers

Contact tracing is a very effective way to control the COVID-19-like pandemics. It aims to identify individuals who closely contacted an infected person during the incubation period of the virus and notify them to quarantine. However, the…

Cryptography and Security · Computer Science 2021-04-07 Seham A. Alansar , Mahmoud M. Badr , Mohamed Mahmoud , Waleed Alasmary

The most fundamental purpose of blockchain technology is to enable persistent, consistent, distributed storage of information. Increasingly common are authentication systems that leverage this property to allow users to carry their personal…

Cryptography and Security · Computer Science 2017-10-10 Daniel Augot , Hervé Chabanne , Olivier Clémot , William George

Today's world is struggling with the COVID-19 pandemic, as one of the greatest challenges of the 21st century. During the lockdown caused by this disease, many financial losses have been inflicted on people and all industries. One of the…

Cryptography and Security · Computer Science 2020-10-06 Kiarash Shamsi , Koosha Esmaielzadeh Khorasani , Mohammad Javad Shayegan

COVID-19 has resulted in unprecedented social distancing policies being enforced worldwide. As governments seek to restore their economies, open workplaces and permit travel there is a demand for technologies that may alleviate the…

Cryptography and Security · Computer Science 2020-10-13 Chris Hicks , David Butler , Carsten Maple , Jon Crowcroft

This work proposes a scalable, blockchain-based platform for the secure sharing of COVID-19 or other disease vaccination certificates. As an indicative use case, we simulate a large-scale deployment by considering the countries of the…

Vaccinating the global population against Covid-19 is one of the biggest supply chain management challenges humanity has ever faced. Rapid supply of Covid-19 vaccines is essential for successful global immunization, but its effectiveness…

Cryptography and Security · Computer Science 2022-09-22 Soroush Goodarzi , Vahid Kayvanfar , Alireza Haji , Alireza Shirzad

The historically rapid development of effective COVID-19 vaccines has policymakers facing evergreen public health questions regarding vaccination records and verification. Governments and institutions around the world are already taking…

Computers and Society · Computer Science 2021-05-31 Divya Siddarth , Vi Hart , Bethan Cantrell , Kristina Yasuda , Josh Mandel , Karen Easterbrook

Attestation of documents like legal papers, professional qualifications, medical records, and commercial documents is crucial in global transactions, ensuring their authenticity, integrity, and trustworthiness. Companies expanding…

Cryptography and Security · Computer Science 2025-11-13 Swapna Krishnakumar Radha , Andrey Kuehlkamp , Jarek Nabrzyski

In order to contain the COVID-19 pandemic, several countries enforced extended social distancing measures for several weeks, effectively pausing the majority of economic activities. In an effort to resume economic activity safely, several…

Computers and Society · Computer Science 2020-05-27 Constantinos Marios Angelopoulos , Amalia Damianou , Vasilios Katos

Blockchain is currently one of the fastest-growing technologies in the field of Computer Science. It has found a prevalent use in financial applications like cryptocurrency, for example, Bitcoin and Ethereum. They have been able to bring an…

Cryptography and Security · Computer Science 2021-07-30 Keenu Chandra , Maroof Mushtaq , Nalini N

This study presents a blockchain-based voting system aimed at enhancing election security, transparency, and integrity. Traditional voting methods face growing risks of tampering, making it crucial to explore innovative solutions. Our…

Cryptography and Security · Computer Science 2025-02-25 Suniti Chouhan , Gajanand Sharma

As governments around the world decide to deploy digital health passports as a tool to curb the spread of Covid-19, it becomes increasingly important to consider how these can be constructed with privacy-by-design. In this paper we discuss…

Cryptography and Security · Computer Science 2021-06-10 Tore Kasper Frederiksen

Within a modern democratic nation, elections play a significant role in the nation's functioning. However, with the existing infrastructure for conducting elections using Electronic Voting Systems (EVMs), many loopholes exist, which…

Cryptography and Security · Computer Science 2023-07-18 Arnab Mukherjee , Souvik Majumdar , Anup Kumar Kolya , Saborni Nandi

While vaccinations continue to be rolled out to curb the ongoing COVID-19 pandemic, their verification is becoming a requirement for the re-incorporation of individuals into many social activities or travel. Blockchain technology has been…

Computers and Society · Computer Science 2022-07-22 Jorge Medina , Roberto Rojas-Cessa , Ziqian Dong , Vatcharapan Umpaichitra

Due to the widespread COVID-19 pandemic, there has been a push for `immunity passports' and even technical proposals. Although the debate about the medical and ethical problems of immunity passports has been widespread, there has been less…

Cryptography and Security · Computer Science 2020-12-02 Harry Halpin

Electronic government (e-government) uses information and communication technologies to deliver public services to individuals and organisations effectively, efficiently and transparently. E-government is one of the most complex systems…

Cryptography and Security · Computer Science 2020-06-26 Noe Elisa , Longzhi Yang , Fei Chao , Yi Cao

With the development of the Internet, the amount of data generated by the medical industry each year has grown exponentially. The Electronic Health Record (EHR) manages the electronic data generated during the user's treatment process.…

Cryptography and Security · Computer Science 2026-01-22 Lingsheng Chen , Shipeng Ye , Xiaoqi Li

Blockchains provide environments where parties can interact transparently and securely peer-to-peer without needing a trusted third party. Parties can trust the integrity and correctness of transactions and the verifiable execution of…

Cryptography and Security · Computer Science 2023-03-02 Simon Tschirner , Shashank Shekher Tripathi , Mathias Roeper , Markus M. Becker , Volker Skwarek

Modern distributed applications in healthcare, supply chain, and the Internet of Things handle a large amount of data in a diverse application setting with multiple stakeholders. Such applications leverage advanced artificial intelligence…

Cryptography and Security · Computer Science 2024-11-26 Rodrigo Dutra Garcia , Gowri Ramachandran , Kealan Dunnett , Raja Jurdak , Caetano Ranieri , Bhaskar Krishnamachari , Jo Ueyama

The outbreak of COVID-19 pandemic has exposed an urgent need for effective contact tracing solutions through mobile phone applications to prevent the infection from spreading further. However, due to the nature of contact tracing, public…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-12-22 Hao Xu , Lei Zhang , Oluwakayode Onireti , Yang Fang , William Bill Buchanan , Muhammad Ali Imran