Admiral Radhakrishnan Hari Kumar is retired flag officer in the Indian Navy. He served as 25th Chief of the Naval Staff (CNS). Previously, he served as the Flag Officer Commanding-in-Chief, Western Naval Command. In his prior appointments, he served as the Chief of Integrated Defence Staff, Chief of Personnel, Controller Personnel Services, the Flag Officer Commanding Western Fleet, Flag Officer Sea Training and the Chief of the Staff of the Western Naval Command. He was the Commandant of the Naval War College, Goa and served as a naval advisor to the government of Seychelles. He is an alumnus of National Defence Academy, the Naval War College, the Army War College, Mhow and the Royal College of Defence Studies.

The BrahMos is a medium-range ramjet supersonic cruise missile that can be launched from submarines, ships, fighter aircraft or TEL. It is a joint venture between the Indian Defence Research and Development Organisation (DRDO) and the Russian Federation's NPO Mashinostroyeniya, who together have formed BrahMos Aerospace. The missile is based on P-800 Oniks. The name BrahMos is a portmanteau formed from the names of two rivers, the Brahmaputra of India and the Moskva of Russia.