NSI - National Security Intelligence

The National Security Intelligence, commonly known as the NSI, is one of the principal intelligence agency of People's Republic of Bangladesh. The NSI's headquarters is in Dhaka, Bangladesh. The NSI is the leading body of the Government of Bangladesh in the field of internal security, counter intelligence and foreign intelligence . NSI is largest among the intelligence agencies in Bangladesh, the others are as Directorate General of Forces Intelligence (DGFI), SB, CID, Army Intelligence, Naval Intelligence etc. This is an independent international intelligence agency. The agency has 37 branch offices in 19 countries. The NSI also has 64 territorial units in all of the 64 districts of Bangladesh headed by Joint Director/Deputy Director or Assistant Director.

Being the largest and the only independent intelligence agency in Bangladesh, The NSI's principal activities are gathering information about Foreign Government, Individuals, Corporations and Political Parties and Different Religious groups and Counter-Intelligence against foreign Intelligence Agencies etc. Since Bangladesh receives its biggest threats from neighboring countries; especially India and Myanmar.