The National Security Branch (NSB) was established on September 12, 2005 in response to a presidential directive to establish a “National Security Service” that combines the missions, capabilities, and resources of the counterterrorism, counterintelligence, and intelligence elements of the FBI under the leadership of a senior FBI official.
The National Security Branch (NSB) is the sub-service within the U.S. Federal Bureau of Investigation that is responsible for counterterrorism, counterintelligence and intelligence. Headed by an Executive Assistant Director of the FBI, the NSB is responsible to the Director of National Intelligence, the FBI Director and the U.S. Attorney General.
National Security Branch Mission:
To protect the United States against Weapons of Mass Destruction, terrorist attacks, foreign intelligence operations, and espionage.
