Different Branches of Service

“It is illegal to leak information. That’s what you sign up to when you join an intelligence service,” former acting CIA Director John McLaughlin said.
CIA agent fired for ‘pattern of behavior’

A new wave of controversy over leaking began last week when prosecutors released court documents in which a former aide to Dick Cheney testified that the vice president told him in 2003 that President Bush approved the release of information in a classified intelligence report.
Specter: White House needs to explain leak

Bush said he had authorized the release of the documents because some Americans questioned his reasons for going to war.
Bush acknowledges declassifying intelligence

Former President Richard Nixon: “Well, when the president does it that means that it is not illegal.”
Nixon’s Views on Presidential Power: Excerpts from an Interview with David Frost