The most important recommendations of the CNIL were implemented – for example, the corona-warn app uses anonymized data, does not create a list of people and is voluntary. The app is supposed to use bluetooth signals to detect which smartphones have come close to each other – and warn users if it later turns out they were next to infected people.
There have been repeated data protection concerns about the app in france – also from the camp of france’s president emmanuel macron. "The CNIL believes that the app can be used legally (…) and that it allows a faster alert in case of contact with an infected person, including unknown contacts," the agency said. Parliament to debate the project on wednesday.
The secretary of state for digital affairs, cedric O, explained that the app could possibly be available as early as next weekend, if parliament approves it. "It’s the right time, because the french are more and more interested in going out and having a social life again," O told the newspaper "le figaro". The CNIL has made other recommendations for the app, including improving the information provided to users, such as the terms of use. Free access to the entire source code of the app was also recommended.