The EU-US data deal that isn't

The European Commission is broadly relying on promises from the US authorities that they will protect the fundamental rights of EU citizens on a data transfer deal that has no legal text.

Details of how the new EU US Privacy Shield will work in practice remain vague as threats emerge of a possible legal challenge in the European Court of Justice (ECJ) in Luxembourg.

The deal, announced after two years of talks, replaces a loophol...