All banks and digital banking systems developers strive to make their services and mobile applications as convenient and safe as possible. Ideally, the user should be able to confirm documents with a single gesture, a single glance at a smartphone camera, or a single tap of a biometric sensor. This will most likely satisfy ordinary users. They will get a feeling of convenience and safety, and won’t give a second thought about the processes behind this security. However, banks need to think beyond this. So how do we make a customer service system simple and convenient with no loss to…