classified information

This material has been reviewed by the CIA to prevent the disclosure of classified information.

Both sources requested anonymity because they were discussing classified information.

They hired a CIA operative to feed them classified information and help run the program.

Pfc. Bradley Manning leaked classified information to Assange.

“There were no concerns about protecting classified information in the email traffic,” the report said.

Belloni's work was still classified information, being too useful, in the design of new alloys, for general consumption.

Yes; we all had access to information, classified information.

Did you have access to classified information of any sort in the course of your work at Santa Ana?

And the code or signals that you sent to the aircraft requesting it to identify itself were classified information?

He never said any subversive things or tried to take any classified information that I know of out or see anybody about it.