Institutional Security Office of Brazil

The Institutional Security Cabinet (Portuguese: Gabinete de Segurança Institucional da Presidência da República, GSI) is an executive cabinet office of the federal government of Brazil responsible for the direct and immediate assistance to the President on matters of national security and defense policy. It is currently headed by Army General Augusto Heleno.[1]

Institutional Security Cabinet
Portuguese: Gabinete de Segurança Institucional
Office overview
FormedSeptember 24, 1999
Office executive
Parent OfficePresidency of Brazil

Mission and competencies

  • Assist directly and immediately the President in the performance of their duties;
  • Prevent the occurrence and articulate the crisis management in the event of serious and imminent threat to institutional stability;
  • Perform personal advice on military and security issues;
  • Coordinate federal intelligence activities and information security;
  • Perform personal security of the President, the Vice-President of the Republic and their families and, where determined by the President of the Republic, the holders of the essential organs of the Presidency and other authorities and personalities, assured the exercise of power police;
  • Exercise the Central Organ of activities of the Brazilian Nuclear Program Protection System.


Created from the provisional measure (MP) No. 1911-10 of September 24, 1999 of President Fernando Henrique Cardoso.

The existence of a body responsible for the institutional security is not new in Brazilian history:

  • 1930 - 1934: General Staff of the Provisional Government
  • 1934 - 1938: General Staff of the Government
  • 1938 - 1992: Military Office
  • 1992 - 1999: Military House
  • 1999 - 2015: Institutional Security Office
  • 2016 (re-created by President Michel Temer): Institutional Security Office


  1. Sobre o GSI Institutional Security Cabinet. Retrieved on 2012-03-23. (in Portuguese).
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