Facebook Challenged by Activist Who Broke EU-U.S. Data Pact

By Stephanie Bodoni, Bloomberg News

Facebook Inc. finds itself fighting an old foe, the Austrian activist who took on the social-media giant and brought down an international data-sharing pact two years ago. Now, Max Schrems is using a class-action suit that could represent as many as 25,000 users to accuse the social-media giant of further violations of privacy and consumer rights.

Schrems returned to the court that backed his earlier argument that the user data of EU citizens was not sufficiently protected when shipped to the U.S. This time, the 29-year-old privacy activist is hoping for the EU Court of Justice’s green ...