Privacy group launches legal challenge against EU-US data pact: sources

Another breach: Online shopping operator Interpark Corp said the hacking occurred in May. A hacker had sent emails demanding money in bitcoin virtual currency after the attack, it said.

BRUSSELS/WASHINGTON: A widely expected legal challenge has been filed by an Irish privacy advocacy group to an EU-US commercial data transfer pact underpinning billions of dollars of trade in digital services just two months after it came into force, sources said. 

The EU-US Privacy Shield was agreed earlier this year after the European Union's highest court struck down the previous such framework for transferring Europeans' private data to the United States on concerns about intrusive US surveillance.