POST-PAID SERVICE SYSTEM USING MOBILE PHONE NUMBER AND METHOD OF POST-PAID SERVICE

摘要

The present invention relates to a deferred payment service system and a deferred payment service method thereof and, more particularly, to a deferred payment service system using a mobile phone number and a deferred payment service method thereof, which can replace the conventional credit card by enabling credit purchase only by presenting a telephone number and personal identification information for identification in case of purchasing goods, can remove hacking danger according to leakage of financial information or onerousness of installing ActiveX and the like, and can prevent illegal usage according to loss or piracy that may occur when carrying a credit card.