India, April 2 -- Beginning yesterday, the central bank introduced several measures to counter online frauds, and reduce illegal payments. One of the most prominent among them is the so-called 'two-step factor authentication (2FA),' which is mandatory for digital payments and, according to media reports, will "fundamentally change how users pay via UPI, cards, and mobile wallets." The mode will become tougher and more complex, even as it turns safer and secure. Over the past few years, the central bank has repeatedly expressed concerns over the rising number of online frauds such as phishing, and SIM-swap scams. It concluded that the single step OTP (one-time password) regime was fraught with risks, and users were being taken for rides by...