Or perhaps someone had paid down the line, and that information was classified.

Much information about these programs was classified and kept secret.

Much of the federal government already has the power to classify information.

They would not discuss the sites, saying the information was classified.

But he declined to be more specific, saying that information was classified.

She said any information related to the prisons was classified.

I hardly need tell you that this information is highly classified.

He insisted on remaining unidentified because the information was classified.

Government agencies classify information for many reasons, of which national security is only one.

But there is the possibility that he wasn't aware of having classified information.