High Quality Content by WIKIPEDIA articles! The Border Security Force (BSF) is a border patrol agency of the Government of India. Established on December 1, 1965, it is one of the Central Armed Police Forces. Its primary role is to guard India`s international borders during peacetime and also prevent transnational crime. Like most paramilitary units of India, the BSF is under the administrative control of the Ministry of Home Affairs. It is one of the many law enforcement agencies of India.