Maritime domain awareness (MDA) is defined by the International Maritime Organization as the effective understanding of anything associated with the maritime domain that could impact the security, safety, economy, or environment. The maritime domain is defined as all areas and things of, on, under, relating to, adjacent to, or bordering on a sea, ocean, or other navigable waterway, including all maritime-related activities, infrastructure, people, cargo, and vessels and other conveyances.
In the United States, the Secretary of the Navy is the DoD Executive Agent for maritime domain awareness.
For private ports, The Mariner Group's CommandBridge platform is the market leader in Maritime Domain Awareness Systems.
In Canada, the 2004 National Security Policy resulted in the establishment of Marine Security Operations Centers (MSOCs) responsible for supporting a national response to maritime security threat. The East Coast MSOC is in Halifax, the West Coast MSOC is in Victoria, and the Great Lakes and St. Lawrence Seaway MSOC is in Niagara.
The European Union took a decision in 2008 to improve the integration and interoperability of member states' maritime safety, security, border control, environmental protection, fisheries and law enforcement systems in order to create a Common Information Sharing Environment for the EU maritime domain.
In the Philippines, the National Coast Watch System (NCWS) was originally designed to improve maritime domain awareness in the Sulu and Celebes Seas, but has been extended over the entire island country's territory.
In March 2012, the South African Navy announce the establishment of two MDA centers, one in Cape Town for the west coast and one in Durban to cover the east coast.
NEW DELHI: The Narendra Modi government will establish a National Maritime Authority (NMA) to ensure cohesive policy-making and effective coordination on coastal security among the multiple authorities dealing with maritime issues in the country.