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One of the more widely advocated solutions for slowing down the spread of COVID-19 has been automated contact tracing. Since proximity data can be collected by personal mobile devices, the natural proposal has been to use this for automated…

Populations and Evolution · Quantitative Biology 2023-10-09 Hyunju Kim , Ayan Paul

Contact tracing has existed in various forms for a very long time. With the rise of COVID-19, the concept has become increasingly important to help slow the spread of the virus. One approach to modernizing contact tracing is to introduce…

Computers and Society · Computer Science 2025-09-04 Lucas Draper

With the COVID-19 pandemic, quarantines took place across the globe. In the aim of stopping or slowing the progression of the COVID-19 contamination, many countries have deployed a contact tracing system to notify persons that be in contact…

Cryptography and Security · Computer Science 2020-10-09 Mohamed-Lamine Messai , Hamida Seba

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

The rapid spread of COVID-19 has made manual contact tracing difficult. Thus, various public health authorities have experimented with automatic contact tracing using mobile applications (or "apps"). These apps, however, have raised…

Cryptography and Security · Computer Science 2021-02-04 Ruoxi Sun , Wei Wang , Minhui Xue , Gareth Tyson , Seyit Camtepe , Damith C. Ranasinghe

During a pandemic, contact tracing is an essential tool to drive down the infection rate within a population. To accelerate the laborious manual contact tracing process, digital contact tracing (DCT) tools can track contact events…

Cryptography and Security · Computer Science 2020-12-18 Xiang Cheng , Hanchao Yang , Archanaa S Krishnan , Patrick Schaumont , Yaling Yang

The recent outbreak of COVID-19 has taken the world by surprise, forcing lockdowns and straining public health care systems. COVID-19 is known to be a highly infectious virus, and infected individuals do not initially exhibit symptoms,…

Cryptography and Security · Computer Science 2020-07-28 Nadeem Ahmed , Regio A. Michelin , Wanli Xue , Sushmita Ruj , Robert Malaney , Salil S. Kanhere , Aruna Seneviratne , Wen Hu , Helge Janicke , Sanjay Jha

Several contact tracing solutions have been proposed and implemented all around the globe to combat the spread of COVID-19 pandemic. But, most of these solutions endanger the privacy rights of the individuals and hinder their widespread…

Cryptography and Security · Computer Science 2020-08-18 Priyanka Singh , Abhishek Singh , Gabriel Cojocaru , Praneeth Vepakomma , Ramesh Raskar

Digital contact tracing is a public health intervention. It should be integrated with local health policy, provide rapid and accurate notifications to exposed individuals, and encourage high app uptake and adherence to quarantine. Real-time…

To help curb the spread of the COVID-19 pandemic, governments and public health authorities around the world have launched a number of contact-tracing apps. Although contact tracing apps have received extensive attentions from the research…

Software Engineering · Computer Science 2020-12-22 Huiyi Wang , Liu Wang , Haoyu Wang

Since the outbreak of the novel coronavirus, COVID-19, there has been increased interest in the use of digital contact tracing as a means of stopping chains of viral transmission, provoking alarm from privacy advocates. Concerning the…

Computers and Society · Computer Science 2021-03-22 Benjamin Levy , Matthew Stewart

A plethora of contact tracing apps have been developed and deployed in several countries around the world in the battle against Covid-19. However, people are rightfully concerned about the security and privacy risks of such applications. To…

Cryptography and Security · Computer Science 2022-06-28 Pietro Tedeschi , Spiridon Bakiras , Roberto Di Pietro

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

The pandemic in 2020 and 2021 had enormous economic and societal consequences, and studies show that contact tracing algorithms can be key in the early containment of the virus. While large strides have been made towards more effective…

Cryptography and Security · Computer Science 2024-02-16 Rob Romijnders , Christos Louizos , Yuki M. Asano , Max Welling

There is growing interest in technology-enabled contact tracing, the process of identifying potentially infected COVID-19 patients by notifying all recent contacts of an infected person. Governments, technology companies, and research…

Cryptography and Security · Computer Science 2020-12-18 Lucy Simko , Ryan Calo , Franziska Roesner , Tadayoshi Kohno

There is growing use of technology-enabled contact tracing, the process of identifying potentially infected COVID-19 patients by notifying all recent contacts of an infected person. Governments, technology companies, and research groups…

Computers and Society · Computer Science 2020-12-18 Lucy Simko , Jack Lucas Chang , Maggie Jiang , Ryan Calo , Franziska Roesner , Tadayoshi Kohno

Digital contact tracing has emerged as a viable tool supplementing manual contact tracing. To date, more than 100 contact tracing applications have been published to slow down the spread of highly contagious Covid-19. Despite subtle…

Cryptography and Security · Computer Science 2021-08-05 Pai Chet Ng , Petros Spachos , Stefano Gregori , Konstantinos Plataniotis

As pandemic wide spread results in locking down vital facilities, digital contact tracing is deemed as a key for re-opening. However, current efforts in digital contact tracing, running as mobile apps on users' smartphones, fall short in…

Computers and Society · Computer Science 2020-06-09 Mohamed F Mokbel , Sofiane Abbar , Rade Stanojevic

The coronavirus (COVID-19) has appeared as the greatest challenge due to its continuous structural evolution as well as the absence of proper antidotes for this particular virus. The virus mainly spreads and replicates itself among mass…

Computers and Society · Computer Science 2020-07-07 Md. Tanvir Rahman , Risala T. Khan , Muhammad R. A. Khandaker , Md. Sifat Ar Salan

Contact tracing systems control the spread of disease by discovering the set of people an infectious individual has come into contact with. Students are often mobile and sociable and therefore can contribute to the spread of disease.…

Human-Computer Interaction · Computer Science 2022-01-24 Dave Murray-Rust , Luis Soares , Katya Gorkovenko , John Rooksby