About half a million other private contractors have top-secret clearance.
Meanwhile, the number of people holding a top-secret clearance has skyrocketed to well over a million.
The top-secret minutes, now declassified, make for a gripping, terrifying read.
They described the top-secret force in detail on condition of anonymity because they were not authorized to speak publicly.
Roughly 1.4 million people had top-secret authorization, but only half of those were direct government employees.
You'd think so, with all the top-secret precautions that have been taken.
Now it was the Swifts' top-secret rocket base, tightly guarded by drone planes and radar.
Temple was a thermo-nuclear engineer with top-secret government clearance.
The higher you went in these top-secret projects, the more silence and stubbornness you found.
A good thing, too, otherwise the enemy would be getting our top-secret information in print all the time.