The Defence Intelligence Organisation (DIO) is an intelligence assessment agency that provides services and advice at the national level. Its mandate is to support Defence and Government decision-making and assist with the planning and conduct of Australian Defence Force operations. DIO is located in Canberra and is one of five organisations that make up the Intelligence, Security and International Policy Group in the Department of Defence.
DIO is responsible for assessing military intelligence that focuses on global security activity, terrorism, defence economics, military capabilities, and science and technology that has military applications.
DIO's intelligence product and services help inform its customers on military activities at home and abroad, defence acquisition processes, force readiness decisions, strategic policy, foreign relations and defence scientific developments.