Deploying decentralized, privacy-preserving proximity tracing

• Main Author: Troncoso, Carmela
• Publication Date: 2022
• Other Authors: Bogdanov, Dan, Bugnion, Edouard, Chatel, Sylvain, Cremers, Cas, Gurses, Seda, Hubaux, Jean-Pierre, Jackson, Dennis, Larus, James R., Lueks, Wouter, Oliveira, Rui Carlos Mendes de, Payer, Mathias, Preneel, Bart, Pyrgelis, Apostolos, Salathe, Marcel, Stadler, Theresa, Veale, Michael
• Format: Article
• Language: eng
• Source: Repositórios Científicos de Acesso Aberto de Portugal (RCAAP)
• Download full: https://hdl.handle.net/1822/90764
• topic: Engenharia e Tecnologia::Engenharia Eletrotécnica, Eletrónica e Informática; Science & Technology

[Excerpt] CONTACT TRACING IS a time-proven technique for breaking infection chains in epidemics. Public health officials interview those who come in contact with an infectious agent, such as a virus, to identify exposed, potentially infected people. These contacts are notified that they are at risk and should take efforts to avoid infecting others—for example, by going into quarantine, taking a test, wearing a mask continuously, or taking other precautionary measures. In March 2020, as the first wave of the COVID-19 pandemic was peaking, traditional manual contact tracing efforts in many countries were overwhelmed by the sheer volume of cases; by the rapid speed at which SARS-CoV-2 spread; and by the large fraction of asymptomatic, yet infectious, individuals. [...]