Các quốc gia có ứng dụng truy tìm liên hệ chính thức Ứng dụng COVID-19

TênChức năngNền tảngTác giả/người quảng cáoGiấy phépTrang chủTham chiếu
Pan-European Privacy-Preserving Proximity Tracing (PEPP-PT) projectprivacy-preserving contact tracingundisclosedFraunhofer Institute for Telecommunications, Robert Koch Institute, Technical University of Berlin, TU Dresden, University of Erfurt, Vodafone Germanymultiple protocols, closed source, private specificationshttps://www.pepp-pt.org/[56]
Google / Apple privacy-preserving tracing projectprivacy-preserving contact tracingplatform-independentGoogle, Apple Inc.public specificationhttps://www.apple.com/covid19/contacttracing[57]
Decentralized Privacy-Preserving Proximity Tracing (DP-3T)privacy-preserving contact tracingplatform-independentEPFL, ETHZ, KU Leuven, TU Delft, University College London, CISPA, University of Oxford, University of Torino / ISI Foundationpublicly-developed Apache 2.0 reference implementation, MPL 2.0 iOS/Android code.
https://github.com/DP-3T[58]
BlueTrace / OpenTraceprivacy-preserving contact tracingplatform-independentSingapore Government Digital Servicespublic specification, GPL 3 codebluetrace.io[4]
TCN Coalition / TCN Protocolprivacy-preserving contact tracingplatform-independentCovidWatch, CoEpi, ITO, Commons Project, Zcash Foundation, Openminedpublic developed specification, MIT License codetcn-coalition.org https://github.com/TCNCoalition/TCN[57]