SERVICE METHOD OF MOBILE ELECTRONIC RECEIPT

摘要

The present invention relates to a service method of a mobile electronic receipt. The present invention comprises the steps of: a card terminal′s inserting a payment information and a signature information of a user into an electronic receipt, into which a hash value on a document composition information is encoded and inserted, and creating an initial electronic receipt; transmitting the initial electronic receipt to a card approval system and requesting for an approval for a transaction; the card approval system′s transmitting the initial electronic receipt to a mobile electronic receipt service server and requesting for an issuance of a mobile electronic receipt; verifying integrity of the initial electronic receipt on the basis of the hash value of the document composition information inserted into the initial electronic receipt and creating a mobile electronic receipt; transmitting the mobile electronic receipt to a mobile terminal; the mobile terminal′s requesting for verification of authenticity of the mobile electronic receipt to the mobile electronic receipt service server; the mobile electronic receipt service server′s verifying the authenticity of the mobile electronic receipt on the basis of the hash value of the document composition information inserted into the mobile electronic receipt; and transmitting the result of verification of authenticity to the mobile terminal. According to the present invention, there are effects to graft an electronic document-based technology and a mobile technology to a credit transaction process using a credit card, provide a mobile electronic receipt in the form of an electronic file, not in the form of a piece of paper, to a mobile terminal designated by the user for verification of the authenticity, and greatly improve the convenience of the user in relation to a credit transaction.