India, Feb. 19 -- The National Payments Corporation of India (NPCI) issued a warning about a new call merging scam through which users unwittingly share One-Time Passwords (OTPs), allowing scammers to steal their money.

The NPCI which developed the Unified Payments Interface (UPI), stated on its X account, "Scammers are using call merging to trick you into revealing OTPs. Don't fall for it! Stay alert and protect your money."

The scammers call users claiming that they have received the person's number from a friend. Then they say that the "friend" is calling from another number and make a request to merge the call. Once the calls are merged, the victim unknowingly connects with a legitimate OTP verification call from their bank.

The sc...