Andhra Bank said it has received complaints about hacking of its credit cards in Mexico. The bank said it has blocked card swipes of its customers in that country and the US for the next three months. An official of the bank said the bank has received complaints of customers’ cards getting swipted in Mexico, even though these4 customers were in India. This must have happened due to fraudulent cloning of cards, he explained. The bank has sent messages to its over 1.40 lakh card holders informing them that all transactions in Mexico have been blocked for three months. According to information available with Indian banks, data pertaining to 41 million cards have been hacked by fraudsters in the US. A significant number of them could be of Indian card holders.