The Court of Justice of the European Union
("CJEU") has held that the administrator
of a fan page hosted by a social network, such as Facebook, may be
deemed a "data controller", with joint, if not
equal, liability for the processing of personal data
(Unabhängiges Landeszentrum für Datenschutz
Schleswig-Holstein v Wirtschaftsakademie Schleswig-Holstein GmbH,
in the presence of Facebook Ireland Ltd (C-210/16)). The
decision has important implications for Facebook and similar
platforms, as well as for parties that use such sites for
non-personal purposes.
Background
The case concerned a Facebook fan page set up by a German
company offering education and training services. The company
signed up to the free 'Facebook Insights' tool, accepting
anonymous data (viewing statistics), in return for allowing
Facebook to collect and store visitors' personal data (via
cookies), and to place targeted advertising on the fan page.
Crucially, the company did not obtain any