Airtel — fraud transactions were made using airtel bank on sbi debit card

Website:

www.airtel.in

My father received a phone call on his mobile no: from some unknown person pretending himself to be a sbi bank employee. He asked my father to share the details of the message received on his mobile (To activate the card) to which my father responded positively. Through this information this person made 2 different transactions totalling to an amount of inr 4, 000/-. Details of the transactions along with the bank statement is as detailed below.