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Related papers: Contact Tracing Made Un-relay-able

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Contact tracing is the techno-choice of reference to address the COVID-19 pandemic. Many of the current approaches have severe privacy and security issues and fail to offer a sustainable contact tracing infrastructure. We address these…

Cryptography and Security · Computer Science 2021-12-22 Pietro Tedeschi , Kang Eun Jeon , James She , Simon Wong , Spiridon Bakiras , Roberto Di Pietro

Wireless Contact tracing has emerged as an important tool for managing the COVID19 pandemic and relies on continuous broadcasting of a person's presence using Bluetooth Low Energy beacons. The limitation of current contact tracing systems…

Cryptography and Security · Computer Science 2021-08-16 Vladimir Dyo , Jahangir Ali

Epidemics like the recent COVID-19 require proactive contact tracing and epidemiological analysis to predict and subsequently contain infection transmissions. The proactive measures require large scale data collection, which simultaneously…

By using modern cryptographic techniques, privacy-preserving Automated Exposure Notification (AEN) technologies offer the promise of mitigating disease spread by automatically recording contacts between people over the incubation period…

Computers and Society · Computer Science 2021-03-08 Jesslyn Alekseyev , Erica Dixon , Vilhelm L Andersen Woltz , Danny Weitzner

Smartphone-based contact-tracing apps are a promising solution to help scale up the conventional contact-tracing process. However, low adoption rates have become a major issue that prevents these apps from achieving their full potential. In…

Human-Computer Interaction · Computer Science 2021-05-12 Tianshi Li , Camille Cobb , Jackie , Yang , Sagar Baviskar , Yuvraj Agarwal , Beibei Li , Lujo Bauer , Jason I. Hong

Digital contact tracing approaches based on Bluetooth low energy (BLE) have the potential to efficiently contain and delay outbreaks of infectious diseases such as the ongoing SARS-CoV-2 pandemic. In this work we propose a novel machine…

Quantitative Methods · Quantitative Biology 2020-04-27 Felix Sattler , Jackie Ma , Patrick Wagner , David Neumann , Markus Wenzel , Ralf Schäfer , Wojciech Samek , Klaus-Robert Müller , Thomas Wiegand

The COVID19 pandemic spread across the world in late 2019 and early 2020. As the pandemic spread, technologists joined forces with public health officials to develop apps to support COVID19 response. Yet, for these technological solutions…

Cryptography and Security · Computer Science 2020-11-20 Elissa M. Redmiles

COVID-19 is a severe global epidemic in human history. Even though there are particular medications and vaccines to curb the epidemic, tracing and isolating the infection source is the best option to slow the virus spread and reduce…

Cryptography and Security · Computer Science 2022-02-03 Jinyue Song , Tianbo Gu , Zheng Fang , Xiaotao Feng , Yunjie Ge , Hao Fu , Pengfei Hu , Prasant Mohapatra

Contact tracing is one of the most important control measures deployed during epidemics. Relying on the identification of contacts of known infected individuals, it necessitates a network perspective. Although pairwise models have been used…

Physics and Society · Physics 2026-03-05 Giulia de Meijere , Andrea Pugliese , Gerardo Iñiguez , Péter L. Simon , István Z. Kiss

Albeit numerous countries relied on contact-tracing (CT) applications as an epidemic control measure against the COVID-19 pandemic, the debate around their effectiveness is still open. Most studies indicate that very high levels of adoption…

Physics and Society · Physics 2023-07-26 Ariadna Fosch , Alberto Aleta , Yamir Moreno

With more than 1.7 million COVID-19 deaths, identifying effective measures to prevent COVID-19 is a top priority. We developed a mathematical model to simulate the COVID-19 pandemic with digital contact tracing and testing strategies. The…

Social and Information Networks · Computer Science 2020-12-29 Daniel Xu

Contact tracing has been globally adopted in the fight to control the infection rate of COVID-19. Thanks to digital technologies, such as smartphones and wearable devices, contacts of COVID-19 patients can be easily traced and informed…

Testing, contact tracing, and isolation (TTI) is an epidemic management and control approach that is difficult to implement at scale because it relies on manual tracing of contacts. Exposure notification apps have been developed to…

Effective contact tracing is crucial to contain epidemic spreading without disrupting societal activities especially in the present time of coexistence with a pandemic outbreak. Large gatherings play a key role, potentially favouring…

Physics and Society · Physics 2022-05-18 Marco Mancastroppa , Andrea Guizzo , Claudio Castellano , Alessandro Vezzani , Raffaella Burioni

The reliability and transmission distance are generally limited for the wireless communications due to the severe channel fading. As an effective way to resist the channel fading, cooperative relaying is usually adopted in wireless networks…

Information Theory · Computer Science 2017-05-19 Hao Niu , Yao Sun , Kaoru Sezaki

To mitigate inefficiencies in manual contact tracing processes, Digital Contact Tracing and Exposure Notifications Systems were developed for use as public-interest technologies during the SARS-CoV-2 global pandemic. Effective…

General Economics · Economics 2021-07-19 Maria Carnovale , Khahlil Louisy

Contact tracing is widely considered as an effective procedure in the fight against epidemic diseases. However, one of the challenges for technology based contact tracing is the high number of false positives, questioning its…

Computers and Society · Computer Science 2020-07-28 Khuong An Nguyen , Zhiyuan Luo , Chris Watkins

The control of the COVID-19 pandemic requires a considerable reduction of contacts mostly achieved by imposing movement control up to the level of enforced quarantine. This has lead to a collapse of substantial parts of the economy.…

Social and Information Networks · Computer Science 2020-04-02 Christoph Günther , Michael Günther , Daniel Günther

On June 16, 2020, Germany launched an open-source smartphone contact tracing app ("Corona-Warn-App") to help tracing SARS-CoV-2 (coronavirus) infection chains. It uses a decentralized, privacy-preserving design based on the Exposure…

Computers and Society · Computer Science 2020-08-18 Jens Helge Reelfs , Oliver Hohlfeld , Ingmar Poese

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