How Can Fingerprint Improves The Payment Experience of a Drink Vending Machine?

Many examples of technology on the payment scheme already help and facilitate transactions in Indonesia such as internet banking, ATM or debit cards, e-money, and also mobile banking. Included on drink vending machine, it is a sale that utilizes machines. Today's commonly, drink vending machines still use coins or smart cards, which based on the Legal and Ethical Experience this factor is still have many weaknesses and threats, that can occur in this payment system. So the payment authentication factor is needed to pay more attention to user experience components, some of which are ownership, privacy, and security.So that in this study, the implementation of the fingerprint authentication scheme was made as an epayment factor based on user experience. This study uses a mixed-method in analyzing every pain problem of the research. Where to conduct exploratory studies through literature review and direct observation in the case of the application of the vending machines, especially in developing countries such as Indonesia. This research shows that the payment authentication system can solve the problem of the risk of system attack, the risk of topping up fails, it can harm the user (R1), if the user loses a smart card, the smart card is at risk of being used by not the owner (R2), if the data on the smart card is cloned, it can poses a risk to the system (R3). The conclusion of the proposed payment system can overcomes the existing problems obtained from the system security testing scenario. In addition, user agreement testing (R4 and R5) are also done by providing a questionnaire comparing the level of satisfaction of the existing and proposed payment systems, the results of this test shows that the user feels comfortable with the proposed payment system.