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Related papers: DIMY: Enabling Privacy-preserving Contact Tracing

200 papers

The ongoing COVID-19 pandemic is the first epidemic in human history in which digital contact-tracing has been deployed at a global scale. Tracking and quarantining all the contacts of individuals who test positive to a virus can help…

Physics and Society · Physics 2021-02-26 Aleix Bassolas , Andrea Santoro , Sandro Sousa , Silvia Rognone , Vincenzo Nicosia

Blockchain technologies have been boosting the development of data-driven decentralized services in a wide range of fields. However, with the spirit of full transparency, many public blockchains expose all types of data to the public such…

Cryptography and Security · Computer Science 2022-05-13 Yepeng Ding , Hiroyuki Sato

The COVID19 pandemic had enormous economic and societal consequences. Contact tracing is an effective way to reduce infection rates by detecting potential virus carriers early. However, this was not generally adopted in the recent pandemic,…

Machine Learning · Computer Science 2024-04-23 Rob Romijnders , Christos Louizos , Yuki M. Asano , Max Welling

This work proposes a novel privacy-preserving cyberattack detection framework for blockchain-based Internet-of-Things (IoT) systems. In our approach, artificial intelligence (AI)-driven detection modules are strategically deployed at…

Cryptography and Security · Computer Science 2024-12-19 Bui Duc Manh , Chi-Hieu Nguyen , Dinh Thai Hoang , Diep N. Nguyen , Ming Zeng , Quoc-Viet Pham

Facial recognition technologies are implemented in many areas, including but not limited to, citizen surveillance, crime control, activity monitoring, and facial expression evaluation. However, processing biometric information is a…

Cryptography and Security · Computer Science 2020-07-07 M. A. P. Chamikara , P. Bertok , I. Khalil , D. Liu , S. Camtepe

Decisions about sharing personal information are not trivial, since there are many legitimate and important purposes for such data collection, but often the collected data can reveal sensitive information about individuals.…

Human-Computer Interaction · Computer Science 2022-09-21 Daniel Franzen , Saskia Nuñez von Voigt , Peter Sörries , Florian Tschorsch , Claudia Müller-Birn

5G-enabled drones have potential applications in a variety of both military and civilian settings (e.g., monitoring and tracking of individuals in demonstrations and/or enforcing of social / physical distancing during pandemics such as…

Networking and Internet Architecture · Computer Science 2020-09-08 Yulei Wu , Hong-Ning Dai , Hao Wang , Kim-Kwang Raymond Choo

In this demonstration, we present a privacy-preserving epidemic surveillance system. Recently, many countries that suffer from coronavirus crises attempt to access citizen's location data to eliminate the outbreak. However, it raises…

Databases · Computer Science 2020-06-09 Yang Cao , Shun Takagi , Yonghui Xiao , Li Xiong , Masatoshi Yoshikawa

Many proximity-based mobile social networks are developed to facilitate connections between any two people, or to help a user to find people with matched profile within a certain distance. A challenging task in these applications is to…

Social and Information Networks · Computer Science 2012-08-01 Lan Zhang , Xiang-Yang Li

The growing demand for intelligent environments unleashes an extraordinary cycle of privacy-aware applications that makes individuals' life more comfortable and safe. Examples of these applications include pedestrian tracking systems in…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Masakazu Ohno , Riki Ukyo , Tatsuya Amano , Hamada Rizk , Hirozumi Yamaguchi

The obligation to wear masks in times of pandemics reduces the risk of spreading viruses. In case of the COVID-19 pandemic in 2020, many governments recommended or even obligated their citizens to wear masks as an effective countermeasure.…

Computers and Society · Computer Science 2020-10-26 Niklas Kühl , Dominik Martin , Clemens Wolff , Melanie Volkamer

The COVID-19 crisis represents the most dangerous threat to public health since the H1N1 influenza pandemic of 1918. So far, the disease due to the SARS-CoV-2 virus has been countered with extreme measures at national level that attempt to…

Privacy Security of data in Cloud Storage is one of the main issues. Many Frameworks and Technologies are used to preserve data security in cloud storage. [1] Proposes a framework which includes the design of data organization structure,…

Cryptography and Security · Computer Science 2012-05-15 Rajeev Bedi , Mohit Marwaha , Tajinder Singh , Harwinder Singh , Amritpal Singh

An increasing amount of users' sensitive information is now being collected for analytics purposes. To protect users' privacy, differential privacy has been widely studied in the literature. Specifically, a differentially private algorithm…

Cryptography and Security · Computer Science 2020-12-23 Yang Zhao , Jun Zhao , Jiawen Kang , Zehang Zhang , Dusit Niyato , Shuyu Shi

The data revolution holds significant promise for the health sector. Vast amounts of data collected from individuals will be transformed into knowledge, AI models, predictive systems, and best practices. One area of health that stands to…

Cryptography and Security · Computer Science 2024-07-15 Zahra Rahmani , Nahal Shahini , Nadav Gat , Zebin Yun , Yuzhou Jiang , Ofir Farchy , Yaniv Harel , Vipin Chaudhary , Mahmood Sharif , Erman Ayday

Privacy is one of the essential pillars for the widespread adoption of blockchains, but public blockchains are transparent by nature. Modern analytics techniques can easily subdue the pseudonymity feature of a blockchain user. Some…

Cryptography and Security · Computer Science 2025-06-10 Amit Chaudhary , Hamish Ivey-Law

The SARS-CoV-2 (Covid-19) pandemic has caused significant strain on public health institutions around the world. Contact tracing is an essential tool to change the course of the Covid-19 pandemic. Manual contact tracing of Covid-19 cases…

Sharing health and behavioral data raises significant privacy concerns, as conventional de-identification methods are susceptible to privacy attacks. Differential Privacy (DP) provides formal guarantees against re-identification risks, but…

As people's daily life becomes increasingly inseparable from various mobile electronic devices, relevant service application platforms and network operators can collect numerous individual information easily. When releasing these data for…

Cryptography and Security · Computer Science 2023-08-01 Wanshu Yu , Haonan Shi , Hongyun Xu

Contact tracing has historically been used to retard the spread of infectious diseases, but if it is exercised by hand in large-scale, it is known to be a resource-intensive and quite deficient process. Nowadays, digital contact tracing has…

Cryptography and Security · Computer Science 2021-05-24 Vasileios Kouliaridis , Georgios Kambourakis , Efstratios Chatzoglou , Dimitrios Geneiatakis , Hua Wang