The so-called G29, which brings together the various independent authorities of all countries in the bloc, asked the company IM "stop sharing user data until the appropriate legal guarantees are provided," he said Friday in a release.
WhatsApp, Facebook acquired in 2014, amended in August their conditions of use. Since then, you can share the personal data of its users for other applications in the group, Facebook or Instagram, propose them certain advertisements.
For the G29, the ability to share information for the purposes of broadcast advertising "was not part of the conditions of use and privacy policy when current users subscribed to the service WhatsApp".
European Commissioner for Competition, Margrethe Vestager, and in early September showed doubts about these changes. His spokesman said they were "in contact with Facebook on this issue".
The purchase of WhatsApp by Facebook in 2014, the Competition Joaquin Almunia excomisario approved without conditions, it led to the rejection of advocacy groups of private life, which feared a misuse of the personal data of users.