Okay? QR codes are displayed publicly. They display the unique ID of the merchant. That’s all. The payment happens over the internet which is encrypted.
Why the quotes? It is free. Except for the money that you transfer. That is deducted from the bank account, obviously.
Yep.
What? Payments are obviously going to be secure.
Nah, india has UPI which uses QR codes.
Okay? QR codes are displayed publicly. They display the unique ID of the merchant. That’s all. The payment happens over the internet which is encrypted.