Privacy-preserving COVID-19 contact tracing app: a zero-knowledge proof approach

JK Liu, MH Au, TH Yuen, C Zuo, J Wang… - Cryptology ePrint …, 2020 - eprint.iacr.org
In this paper, we propose a privacy-preserving contact tracing protocol for smart phones,
and more specifically Android and iOS phones. The protocol allows users to be notified, if …

Epione: Lightweight contact tracing with strong privacy

N Trieu, K Shehata, P Saxena, R Shokri… - arXiv preprint arXiv …, 2020 - arxiv.org
Contact tracing is an essential tool in containing infectious diseases such as COVID-19.
Many countries and research groups have launched or announced mobile apps to facilitate …

P2B-Trace: Privacy-Preserving Blockchain-based Contact Tracing to Combat Pandemics

Z Peng, C Xu, H Wang, J Huang, J Xu… - Proceedings of the 2021 …, 2021 - dl.acm.org
The eruption of a pandemic, such as COVID-19, can cause an unprecedented global crisis.
Contact tracing, as a pillar of communicable disease control in public health for decades …

Pact: Privacy sensitive protocols and mechanisms for mobile contact tracing

J Chan, D Foster, S Gollakota, E Horvitz… - arXiv preprint arXiv …, 2020 - arxiv.org
The global health threat from COVID-19 has been controlled in a number of instances by
large-scale testing and contact tracing efforts. We created this document to suggest three …

Privacy-preserving COVID-19 contact tracing using blockchain

S Tahir, H Tahir, A Sajjad… - Journal of …, 2021 - ieeexplore.ieee.org
The outbreak of the COVID-19 virus has caused widespread panic and global initiatives are
geared towards treatment and limiting its spread. With technological advancements, several …

Privacy-preserving COVID-19 contact tracing solution based on blockchain

M Liu, Z Zhang, W Chai, B Wang - Computer standards & interfaces, 2023 - Elsevier
The COVID-19 pandemic has severely affected daily life and caused a great loss to the
global economy. Due to the very urgent need for identifying close contacts of confirmed …

Assessing disease exposure risk with location data: A proposal for cryptographic preservation of privacy

A Berke, M Bakker, P Vepakomma, K Larson… - arXiv preprint arXiv …, 2020 - arxiv.org
Governments and researchers around the world are implementing digital contact tracing
solutions to stem the spread of infectious disease, namely COVID-19. Many of these …

Privacy-preserving contact tracing of COVID-19 patients

L Reichert, S Brack, B Scheuermann - Cryptology ePrint Archive, 2020 - eprint.iacr.org
The current Covid-19 pandemic shows that our modern globalized world can be heavily
affected by a quickly spreading, highly infectious, deadly virus in a matter of weeks. It …

Coronavirus contact tracing app privacy: What data is shared by the Singapore OpenTrace app?

DJ Leith, S Farrell - Security and Privacy in Communication Networks …, 2020 - Springer
We report on measurements of the actual data transmitted to backend servers by the
Singapore OpenTrace app, with a view to evaluating impacts on user privacy. We have three …

A survey on security and privacy issues in contact tracing application of Covid-19

B Sowmiya, VS Abhijith, S Sudersan… - SN computer …, 2021 - Springer
In response to the coronavirus (COVID-19) pandemic, Government and public health
authorities around the world are developing contact tracing apps as a way to trace and slow …