Opponents of the regulation say it could lead to an "information blackout" if companies grow more cautious about talking.

An information blackout was imposed on the first seven military shuttle flights for what Pentagon officials called reasons of national security.

There's an information blackout in force, which obviously includes the Kronians.

There seemed to be an information blackout on further details.

I must insist on a total information blackout.

The information blackout is peculiar, given the reports of those who have been invited inside to marvel at the work-in-progress.

"And as of this moment I want an absolute information blackout regarding the prisoner."

As Aug. 17 approaches, Flytrap is in an information blackout.

The Ontario case has demonstrated to many Canadians that in an age of instant global communications, it is impossible to maintain a complete information blackout.

There was an information blackout throughout much of the country, as TV stations went off the air and both phones and internet became unreliable.