How safe is your favourite e-wallet? Here are some tips to secure your digital wallet Updated : November 29, 2019 06:35 AM IST RBI made it mandatory for all transaction SMSes that users receive from these platforms to have a contact number or email ID. It also asked the Prepaid Payment Instrument (PPI) issuers to set up 24x7 customer care helplines to report fraud or any loss or theft. Published : November 28, 2019 06:12 PM IST