Secure electronic transaction method and system

Abstract

The invention relates to a secure electronic transaction method and system which are used for solving repudiation disputes existing in electronic transactions. According to the secure electronic transaction method and system of the invention, based on traditional secure electronic transactions, two kinds of electronic evidences containing signature values and signature time of important transaction data are provided, namely, commodity information evidences and payment information evidences, and therefore, non-repudiation can be provided for information which tends to cause repudiation disputes. In a transaction process, verified electronic evidences can be submitted, so that complex transaction authentication procedures can be reduced, and a non-symmetric encryption algorithm and a hash algorithm are utilized to ensure the confidentiality and integrity of data in the whole electronic transaction process.

Description

technical field [0001] The invention relates to a secure electronic transaction method in the field of electronic commerce and an anti-repudiation technology in the field of information security, in particular to an anti-repudiation secure electronic transaction method and system. Background technique [0002] With the rapid development of communication technology and the widespread popularization of Internet applications, e-commerce, as a new online trading method, plays an important role just like traditional commerce. How to ensure the security of transaction data in the process of electronic transactions in an open Internet environment, how to conduct secure electronic payments, and provide reliable non-repudiation services have become the key to the successful application of e-commerce. [0003] Payment methods based on trusted third-party payment platforms have been widely used as the current mainstream electronic payment methods, such as Alipay and Tenpay. But with t...

AI Technical Summary

Problems solved by technology

[0005] The technical problem to be solved by the present invention is to solve various transaction disputes caused by repudiation in electronic transactions, as well as the classification, generation method, storage location and storage time of specific electronic evidence, and the validity of electronic evidence. A non-repudiation secure electronic transaction method and system, which uses important data prone to disputes in transactions as electronic evidence to protect the rights and interests of buyers and sellers, thereby providing better solutions for transaction disputes

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