MICROPAYMENT PROCESSING APPARATUS FOR SUPPORTING A MICROPAYMENT PROCESSING ACCORDING TO A PAYMENT LIMIT AND OPERATING METHOD THEREOF

摘要

Disclosed are a micropayment processing apparatus supporting micropayment processing in accordance with the payment limit and an operating method thereof. In a system for enabling micropayment processing using a mobile payment service, by performing user authentication using sign-based encryption, the security is reinforced and the micropayment is processed within the limit amount when the amount of a product desired by a user to purchase exceeds the micropayment limit amount, and the remaining amount can be supported to enable additional payment through an additional payment means such as a credit card or the like.