“What’s floating is so dangerous, we’d be behind for twenty years in terms of access (if it were to be leaked),” a ranking Department of Defense official told the Daily Caller.

“He stole everything — literally everything,” the official said.

Last month British and U.S. intelligence officials speculated Snowden had in his possession a “doomsday cache” of intelligence information, including the names of undercover intelligence personnel stationed around the world.