be withheld(об именах погибших: The names of the 16 people killed were being withheld while loved ones were notified. • The firefighter was found dead, according to San Bernardino National Forest Public Information Officer Kate Kramer. The person's name is being withheld until family members are notified.4uzhoj)
be sworn to secrecy(говоря о секретной информации, коммерческой тайне, контракте: They describe the city as operating behind a thick cloud of non-transparency, confidentiality, hidden reports, in-camera meetings and councillors being sworn to secrecy — while the city paves the way for roughly 10,000 new residents to pack in closely beside the bridge.vancouversun.comART Vancouver)