Sir, My mother residing in the village near RS Mangalam -623525, have received a call from +918051874648 on today morning about debit card details. He has asked about the card details ie, card no. and pin no. He said that he is speaking from mylapore bank and i am collecting verification. I also called him to check that number, no response. Later he called me and asked the same things. Kindly trace him and do the necessary action.