National security, or national defence (national defense in American English), is the security and defence of a sovereign state, including its citizens...

The National Security Guard (NSG), commonly known as Black Cats, is a counter-terrorism unit of India under the Ministry of Home Affairs. It was founded...

National Security Agency (NSA) is an intelligence agency of the United States Department of Defense, under the authority of the Director of National Intelligence...

The Assistant to the President for National Security Affairs (APNSA), commonly referred to as the National Security Advisor (NSA), is a senior aide in...

The National Security Advisor (NSA; ISO: Rāṣṭrīya Surakṣā Salāhkār) is the senior official on the National Security Council of India, and the chief advisor...

Deputy National Security Advisor is a member of the Executive Office of the President of the United States and the United States National Security Council...

military or security councils. National Security Advisor (Canada) National Security Advisor (India) National Security Advisor (Israel) National Security Advisor...

National security directives are presidential directives issued for the National Security Council (NSC). Starting with Harry Truman, every president since...

The Legend-class cutter, also known as the National Security Cutter (NSC) and Maritime Security Cutter, Large, is the largest active patrol cutter class...

States National Security Council (NSC) is the principal forum used by the president of the United States for consideration of national security, military...