SYSTEM OF PROVIDING SECURE CASH-CHARGE FOR PREPAID CARDS IN A PORTABLE TERMINAL USING SECURE-TYPE ONLINE COUPONS

摘要

The present invention relates to a technology for charging a prepaid card (for example, prepaid transportation card) by using a mobile terminal (for example, smartphone) and, more specifically, to a technology for securely charging a prepaid card through a near-field data communication function (for example, NFC) by a mobile terminal of only a specific person, for example, a friend or a child, who is presented with a security type online charge coupon associated with activation conditions. According to the technology of the present invention, the prepaid card can be conveniently charged online through the mobile terminal such as the smartphone which is normally carried by a user. In particular, according to the technology of the present invention, the online charge coupon for charging the prepaid card can be exchanged between acquaintances through Gifticon (mobile voucher service) etc. to improve the convenience of use, and only a person permitted by a coupon issuer can charge the prepaid card by associating the activation conditions with the online charge coupon to improve the security of the prepaid card charging process. A system for providing secure charge of a prepaid card according to the present invention comprises a first secure charge application, a second secure charge application, and a secure charge management server. The secure charge management server charges the prepaid card according to the online charge coupon when the activation conditions are satisfied.