New Delhi, July 25 -- Google is working on a new update that could quietly change how you unlock your phone in public spaces. Hidden details in recent Play Services beta code reveal that your smartwatch might become your new ally in digital security. This shift points toward making everyday tech both safer and less of a hassle when you are out and about.

Today, Android's Identity Check depends on trusted locations like your home or office. Once you leave these comfort zones, your phone gets stricter about demands for PINs or fingerprints. This serves as a barrier to thieves and is meant to protect you, but it can get annoying when you are on the move and want quick access.

Hints from the latest Play Services suggest something new. Soon,...