The United States Department of Homeland Security (DHS) is the U.S. federal executive department responsible for public security, roughly comparable to the interior or home ministries of other countries. Its stated missions involve anti-terrorism, border security, immigration and customs, cyber security, and disaster prevention and management.
A special agent is an investigator or detective for a governmental or independent agency, who primarily serves in criminal investigatory positions. Additionally, many federal and state special agents operate in "criminal intelligence" based roles as well. Within the U.S. federal law enforcement system, dozens of federal agencies employ federal law enforcement officers, each with different criteria pertaining to the use of the titles Special Agent and Agent.
The Diplomatic Security Service is a security and law enforcement agency that acts as the operational division of the Bureau of Diplomatic Security, which is a branch of the United States Department of State. Its primary mission is to protect diplomatic assets, personnel and information, as well as combat visa and passport fraud. The agency also undertakes counterterrorism, counterintelligence, cybersecurity and criminal investigations, both domestically and abroad.
The Department of the Air Force Office of Special Investigations (OSI) is a U.S. federal law enforcement agency that reports directly to the Secretary of the Air Force. OSI is also a U.S. Air Force field operating agency under the administrative guidance and oversight of the Inspector General of the Department of the Air Force. By federal statute, OSI provides independent criminal investigative, counterintelligence and protective service operations worldwide and outside of the traditional military chain of command. Proactively, OSI identifies, investigates, and neutralizes serious criminal, terrorist, and espionage threats to personnel and resources of the Air Force, Space Force, and the U.S. Department of Defense, thereby protecting the national security of the United States.
The Intelligence Reform and Terrorism Prevention Act of 2004 (IRTPA) is a 235-page Act of Congress, signed by President George W. Bush, that broadly affects United States federal terrorism laws. The act comprises several separate titles with varying subject issues. It was enacted in response to the terror attacks of September 11, 2001.
The Federal Law Enforcement Training Centers (FLETC) serves as an interagency law enforcement training body for 105 United States government federal law enforcement agencies. The stated mission of FLETC is to "...train those who protect our homeland". It also provides training to state, local, campus, tribal, and international law enforcement agencies. Through the Rural Policing Institute (RPI) and the Office of State and Local Training, it provides tuition-free and low-cost training to state, local, campus and tribal law enforcement agencies.
Lieutenant General Joseph Francis Carroll was the founding director of the Defense Intelligence Agency (DIA) and the first commander of the U.S. Air Force Office of Special Investigations.
The National Intelligence Board (NIB), formerly the National Foreign Intelligence Board and before that the United States Intelligence Board is a body of senior U.S. Intelligence Community leaders currently led by the Director of National Intelligence (DNI). The Board is tasked with reviewing and approving National Intelligence Estimates (NIEs).
The counter-terrorism page primarily deals with special police or military organizations that carry out arrest or direct combat with terrorists. This page deals with the other aspects of counter-terrorism:
Caryn Wagner was the Department of Homeland Security’s Under Secretary of Homeland Security for Intelligence and Analysis from February 11, 2010, to December 21, 2012. As such, she was DHS’s Chief Intelligence Officer (CINT), in charge of the DHS Office of Intelligence and Analysis with responsibilities over the DHS component intelligence services. She was the first woman to serve in this position, after extensive experience in the U.S. Intelligence Community and on Capitol Hill.
Dana A. Simmons is a retired United States Air Force Brigadier General who served as the 15th Commander of the United States Air Force Office of Special Investigations (AFOSI), which is the investigative agency of the United States Air Force. He took command of AFOSI in June 2005. Prior to that, he was the Vice Commander of AFOSI from March 2004 to June 2005. In March 2010, he ceded command to BG Kevin J. Jacobsen.
Kevin J. Jacobsen is a United States Air Force retired Brigadier General who served as the 16th Commander of the Air Force Office of Special Investigations (AFOSI), Quantico, VA. This field operating agency is responsible for providing commanders of U.S. Air Force activities independent, professional investigative services regarding fraud, counterintelligence, and major criminal matters. The investigations are conducted by a worldwide network of military and civilian special agents stationed at major U.S. Air Force installations and a variety of special operating locations.
David J. Glawe was the Under Secretary of Homeland Security for Intelligence and Analysis from January 2017 to May 2020 and is currently the President and CEO of the National Insurance Crime Bureau.
Kirk B. Stabler is a retired United States Air Force Colonel who served as the 18th Commander of the U.S. Air Force Office of Special Investigations (AFOSI), Quantico, Virginia. As the AFOSI Commander, Stabler oversaw AFOSI's worldwide network of over 2,000 military and civilian special agents and over 500 unsworn members stationed at major Air Force installations and a variety of worldwide special operating locations.
Keith M. Givens is a retired United States Air Force Brigadier General who served as the 17th Commander of the Air Force Office of Special Investigations (AFOSI), Quantico, Virginia. As the AFOSI Commander, Givens oversaw AFOSI's worldwide network of over 2,000 military and civilian special agents and over 500 unsworn members stationed at major Air Force installations and a variety of worldwide special operating locations.
Leonard Eric Patterson is currently serving as the Director of the Federal Protective Service. Patterson is also a retired United States Air Force Brigadier General and was the 14th Commander of the Air Force Office of Special Investigations (AFOSI), Andrews AFB, MD. As the AFOSI Commander, Patterson oversaw AFOSI's worldwide network of military and civilian special agents stationed at major Air Force installations and a variety of special operating locations.
Robert A. Hoffmann is a retired United States Air Force Brigadier General and was the 12th Commander of the Air Force Office of Special Investigations (AFOSI), Bolling AFB, Washington D.C. As the AFOSI Commander, Hoffman was responsible for providing commanders of all Air Force activities, independent professional investigative services regarding fraud, counterintelligence and major criminal matters by using a worldwide network of special agents stationed at all major Air Force installations and a variety of special operating locations.
Francis R. Dillon is a retired United States Air Force brigadier general who served as the 11th Commander of the Air Force Office of Special Investigations (AFOSI), Bolling AFB, Washington, D.C. As the AFOSI Commander, Dillon was responsible for providing commanders of all Air Force activities independent professional investigative services regarding fraud, counterintelligence and major criminal matters by using a worldwide network of agents stationed at all major Air Force installations and a variety of special operating locations.
Joseph J. Cappucci (1913-1992) was a U.S. Air Force brigadier general who served as the first director of the Defense Investigative Service and the 6th Commander of the Air Force Office of Special Investigations. As the Defense Investigative Service director, he oversaw its tasks of facilitating personnel security investigations, supervising industrial security, and performing security education and awareness training. As the AFOSI commander, he was responsible for providing independent professional investigative services to commanders of all U.S. Air Force activities about fraud, counterintelligence and major criminal matters by using a worldwide network of agents stationed at all major Air Force installations and at a variety of special operating locations. He also served as the director of special investigations within the Office of the Inspector General of the U.S. Air Force while commanding AFOSI.
Terry L. Bullard is a United States Air Force brigadier general and currently the 19th Commander of the Air Force Office of Special Investigations (AFOSI), Quantico, Virginia. As the AFOSI Commander, Bullard derives his independent criminal and counterintelligence investigative and operational authorities directly from the Secretary of the Air Force and executes the Field Operating Agency's mission through a network of over 3,000 Total Force Airmen assigned to major Air Force installations and a variety of operating locations worldwide.
United States 
United States Air Force 
Brigadier General (Ret.)
