The Secretary for Public Security was the top position for a law enforcement officer in Portuguese Macau.

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The Secretary headed the Secretariat for Public Security branch, which as responsible for the disciplinary services in Macau. The department's name had a slight change in 1999 to be referred to as the Secretariat for Security.

• Macau Security Force
  • Public Security Police Force
  • Public Security Forces Affairs Bureau
  • Judiciary Police
  • Unitary Police Service
  • Macau Prisons
• Fire Services Bureau
• Academy for Public Security Forces
• Customs of Macau SAR

• Jorge Noronha e Silveira 1996–1999 as Deputy Secretary for Justice Affairs of Macau; law professor and now Deputy Ombudsman of Justice^[1]
• Manuel Morge - pre-1999

Other key officials include:

• Cheong Kuoc Vá - Chief of the Public Security Police Force