In line with the EU's general data protection regulation (GDPR), Facebook should ask users to confirm whether they want "political, religious, and relationship information" they entered on the site to be displayed.
While Facebook also uses fairly innocuous data to inform advertising, such as favourite football teams or towns or cities they've visited, data on political beliefs or sexuality are considered to be so sensitive that they require special treatment under law. Processing of this data is therefore prohibited unless explicit consent is given by users. By creating a set of "digital rights" for ordinary citizens, the new... "It will be fully based on the new strengthened rules for the respective persons, including their consent (to personal data processing)", the ministry said, citing an example of the GDPR impact.
The report found that around 68,000 United Kingdom citizens were identified by Facebook's advertising tools as being interested in homosexuality and Hinduism, data which can then be used by companies for targeted ads.
Facebook, according to the report, collects information about users based on their browsing habit and activities on the social network, and uses that information to predict on their interests and then categorise them based on inferred interests such as Islam or homosexuality.
In late March, media reported that the personal information of about 50 million Facebook users had been harvested by the data firm Cambridge Analytica without the social networking giant's consent during the 2016 U.S. presidential campaign.
The data is from research by GIGAcalculator.com and is based on a set of surveys among CEOs, CIOs, CTOs, and risk officers of companies regarding their GDPR compliance costs combined with extrapolation based on USA and European Union business census data on number and size of active businesses.