Apple, GroupM, and others asked the judge hearing the Justice Department's lawsuit against Google to allow them to designate certain data used by the government as "highly confidential," to ensure that no one from Google could see it.

source https://gadgets.ndtv.com/internet/news/google-antitrust-lawsuit-apple-groupm-data-protection-tougher-us-justice-department-hearing-2328253#rss-gadgets-all