public knowledge
general knowledge

Everything she had said so far was more or less public knowledge.

By this time, the Model 147 program was beginning to become public knowledge.

This was not the kind of thing she wanted to become public knowledge.

The more time he could buy before it became public knowledge, the better.

But this girl was, to public knowledge, the only one.

This has all become what you would call public knowledge.

Details which I read here would never have been made public knowledge in my time.

Everything will become public knowledge; it's just a question of when.

One such camp became public knowledge a few months ago.

But by the late 1980s, their separate lives had become public knowledge.