Global Secret and Intelligence Services I Hidden Systems that deliver Unforgettable Customer Service First Edition 2006 Second Edition 2009 Third Edition 2014 Updated: UUTYG/TT5443 An intelligence agency is a governmental agency that is devoted to the information gathering (known in the context as "intelligence") for purposes of national security and defense. Means of information gathering may include espionage, communication interception, cryptanalysis, cooperation with other institutions, and evaluation of public sources. The assembly and propagation of this information is known as intelligence analysis. Note: Because of some special contents of this publication, some pages are in French and Italien