Coupon data processing method, device and system and storage medium

Abstract

The embodiment of the invention discloses a coupon data processing method, device and system and a storage medium, wherein, the method comprises the following steps: a user terminal obtains coupon data corresponding to a service event in a first block chain node; the coupon data is service data selected in a user account based on the service event; the user terminal obtains the coupon data corresponding to the service event in the first block chain node; the user terminal sends the service event and the coupon data to the service terminal based on the service server; the service terminal receives the service event and the coupon data sent by the user terminal; the service terminal obtains the data transfer information corresponding to the coupon data in the second block chain node, and obtains the attribute information corresponding to the coupon data based on the service server; the service terminal verifies the coupon data based on the data transfer information and attribute information, and executes the service event after the verification is passed. By adopting the invention, the risk that the coupon data and the attribute information are tampered with can be effectively reduced, and the security of the coupon data and the attribute information can be improved.

Description

Technical field [0001] The present invention relates to the field of Internet technology, in particular to a method, equipment, system and storage medium for processing card and coupon data. Background technique [0002] With the continuous development and improvement of Internet technology, terminals such as mobile phones and tablet computers have become an indispensable part of people's lives. People can not only use these terminals for communication, but also for file transfer, camera, and game play. Some existing business events, such as online shopping, dining settlement, etc., can also be implemented through the client terminal in the terminal. [0003] In order to attract users to purchase products, or to provide users with some business discounts, merchants can distribute to users through coupons, membership cards and other card coupons, and users can obtain certain discounts by using these coupons. The coupon data is generally generated by the merchant in the service serv...

AI Technical Summary

Problems solved by technology

[0003] In order to attract users to purchase products or provide users with some business discounts, merchants can distribute coupons to users through coupons, membership cards, etc., and users can obtain certain discounts by using these coupons. The card coupon data is generally generated by the unified request of the merchant in the business server. When the user chooses to obtain the card coupon data, the card coupon data can be transferred to the user's account. However, regardless of whether the card coupon d

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