“Banks in India will either replace or ask users to change the security codes of as many as 3.2 million debit cards in what’s emerging as one of the biggest ever breaches of financial data in India, people aware of the matter said. Several victims have reported unauthorised usage from locations in China.
Of the cards, 2.6 million are said to be on the Visa and Master-Card platform and 600,000 on the RuPay platform. “