on civilian intelligence agencies such as the Research and Analysis Wing and the Intelligence Bureau. With wide-ranging resources and functions, the DIA will be superior to and coordinate the Directorate of Military Intelligence, Directorate of Air Intelligence and the Directorate of Naval Intelligence. Signals Intelligence Directorate The Signals Intelligence Directorate is a joint service organisation, manned by personnel from the Army, Navy and Air Force. It has a large number of WEUs (Wireless Experimental Units) that carry out the task of monitoring military links of other countries. The Central Monitoring Organisation (CMO) is directly under the Ministry of Defence. It has several monitoring companies, located at different locations around the country. Task is to monitor the use of radio spectrum by all users, such as Defence, Police, AIR, Railways, PSUs etc. Enforcement Directorate The Enforcement Directorate (ED) is an investigative agency that enforces economic laws and an economic intelligence agency. The agency is under the Department of Revenue, Ministry of Finance. See also National Investigation Agency Central Monitoring System NETRA Law enforcement in India Mass surveillance in India Multi Agency Centre (India) NATGRID National Counter Terrorism Centre NIA Most Wanted Telecom Enforcement Resource and Monitoring Enforcement directorate References Further reading Military Intelligence in India: An Analysis Bhashyam Kasturi: The Indian Defence Review, 1997 Cryptography Technology and Policy Directions in the Context of NII Gulshan Rai, R.K.Dubash, and A.K.Chakravarti. Information Technology Group Dept. of Electronics Govt. of India December, 1997 External links India India Intelligence