Financial device and customer information processing method thereof, host server and financial information providing system

摘要

The present invention relates to a financial device, a customer information processing method of the financial device, a host server, and a financial information providing system. According to the present invention, the financial information providing system comprises: a customer terminal on which an application of a financial institution is installed; a financial device connected to the customer terminal in a financial transaction to provide customer authentication information from the application executed in the customer terminal, and medium information of a medium inserted for the financial transaction; and a host server which receives the customer authentication information and the medium information from the financial device, authenticates the customer, constitutes customized financial information in accordance to the customer authentication information, and provides the customized financial information to the financial device.