Central Armed Police Force lise under the authority of the Ministry of the Home Affairs.Their role is to defend the national interests mainly against the internal threats. There are 7 types of security force in India-
1- Border Security Force (BSF)
2- Central Reserve Police Force (CRPF)
3- Central Industrial Security force (CISF)
4- Indo-Tibetan Border Police (ITBP)
5- Sashastra Seema Bal (SSB)
6- Assam Rifles (AR)
7- National Security Guard (NSG)