This project represents an improvement of card payments, in order to reduce, as much as possible, the spread of viruses transmitted by touching common surfaces. Presentation video: https://www.youtube.com/watch?fbclid=IwAR3vDy-4HcQnEi0YGwfGv6KGqQFP5ovmAwRT4AuQt61bPKJJiua9hzbpH-s&v=kA1Wj-ettHo&feature=youtu.be&ab_channel=DanBalanean Presentation video + code explanation : https://youtu.be/3ozaLxotgvg