http://caselaw.lp.findlaw.com/casecode/uscodes/50/chapters/15/subchapters/iv/sections/section_421.html....doesnt have to be the name...just "identifies"...
Section 421. Protection of identities of certain United States undercover intelligence officers, agents, informants, and sources
(a) Disclosure of information by persons having or having had
access to classified information that identifies covert agent
Whoever, having or having had authorized access to classified
information that identifies a covert agent, intentionally discloses
any information identifying such covert agent to any individual not
authorized to receive classified information, knowing that the
information disclosed so identifies such covert agent and that the
United States is taking affirmative measures to conceal such covert
agent's intelligence relationship to the United States, shall be
fined under title 18 or imprisoned not more than ten years, or
both.
(b) Disclosure of information by persons who learn identity of
covert agents as result of having access to classified
information
Whoever, as a result of having authorized access to classified
information, learns the identify of a covert agent and
intentionally discloses any information identifying such covert
agent to any individual not authorized to receive classified
information, knowing that the information disclosed so identifies
such covert agent and that the United States is taking affirmative
measures to conceal such covert agent's intelligence relationship
to the United States, shall be fined under title 18 or imprisoned
not more than five years, or both.
(c) Disclosure of information by persons in course of pattern of
activities intended to identify and expose covert agents
Whoever, in the course of a pattern of activities intended to
identify and expose covert agents and with reason to believe that
such activities would impair or impede the foreign intelligence
activities of the United States, discloses any information that
identifies an individual as a covert agent to any individual not
authorized to receive classified information, knowing that the
information disclosed so identifies such individual and that the
United States is taking affirmative measures to conceal such
individual's classified intelligence relationship to the United
States, shall be fined under title 18 or imprisoned not more than
three years, or both.
(d) Imposition of consecutive sentences
A term of imprisonment imposed under this section shall be
consecutive to any other sentence of imprisonment.
edited for spelling correction.