Of the debit cards possibly affected, 600,000 are on the RuPay platform, NPCI said.
About 3.2 million cards used at ATMs may have been compromised by a massive security breach, the National Payments Corporation of India or NPCI has said.
"Necessary corrective actions already have been taken and hence there is no reason for bank customers to panic," said NPCI's managing director AP Hota.
The government agency said it came to know of a potential data breach when it had received complaints from banks that some cus...