The tracing of the movements of people infected with the new coronavirus is not a problem, said Friday the Authority of protection of data (APD), who believes that " the important thing is to find a balance between the protection of private life and the public health ".

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The follow-up of contacts of people who test positive for the coronavirus is regarded by many experts as crucial to maintain the epidemic under control. The practice nevertheless poses the question of the risk of disproportionate interference with private life. What are the limitations of the information that may be required by the "plotters" ?