Protect it / Safe payment

We are becoming more reliable on our smartphones, we cannot live without them. These new technologies lead to more user-friendly smartphones. The newest improvement is paying with your phone, without using a password. Not having to search for your debit card, not having to remember all your passwords, contactless payment.
Do you really think this is safe? Do you feel safe without security?

Users cannot trust what they cannot see. I have a tangible product that can release the last bit of hesitation with the users of this application. I can ensure a hardware solution to a software problem.