Do you share my banking information with Google? Karen October 20, 2020 17:41 When you make a purchase, Google Pay uses a device-specific number and unique transaction code. So your card number is never stored on your device or on Google servers, and when you pay your card numbers are never shared by Google with merchants. Find out more about how Google keeps your info safe. Related articles How do I connect my bank? Known Issue: e-Transfers Personal Information Issue: Updating Personal Details How do I set up Google Pay? Is Brightside secure?