India, Dec. 7 -- Digital banking has changed how people handle money and make payments with just a tap, but it has also created new opportunities for call-based scams. A growing pattern involves fraudsters calling users, posing as banks or service providers, and convincing them to share their screens to "verify details" or "fix an issue." Once the screen becomes visible, scammers can easily see the account details, passwords, or one-time codes. Google has introduced a new protection system that aims to break this chain of scams before it gets started.

These scams often begin with a call from someone who claims to represent a bank or payment service. The caller asks the user to start screen sharing to help with a transaction or confirm an...