Yahoo leads NSA-FBI account content data demands
"Transparency reports for a long time were really insightful tools for us to see what governments were asking the tech companies," Privacy International's Mike Rispoli told the BBC.
"Now we know that the game has changed.
"Governments do not need to go to companies to get user data - they can directly intercept it. They do not need to go through the front door anymore, they have kicked down the back door."