Shopping card implementation method based on block chain
An implementation method and a shopping card technology, which is applied in the field of blockchain-based shopping card implementation, can solve problems such as high production costs, cumbersome processes, and economic losses of cardholders, and achieve cost-saving and authentic data.
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[0035] The technical solution of the present disclosure will be described in detail below in conjunction with the accompanying drawings. In the description of the present disclosure, it should be understood that the terms "first" and "second" are only used for descriptive purposes, and cannot be interpreted as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features, Used only to distinguish different components.
[0036] The process of issuing blockchain shopping cards is as follows: figure 1 As shown, the details are as follows:
[0037] 1) Create an enterprise digital wallet:
[0038] Each enterprise wallet account is defined by a key pair, private key (privateKey) and public key (publicKey), the enterprise wallet address (address) is derived from the public key, the enterprise holds the private key, and the enterprise wallet address is public.
[0039] 1.1) seeds:
[0040] 1.1.1) Generate key random seed (pseudo-r...
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