Secure electronic transaction method and system

An electronic transaction and security technology, applied in the field of non-repudiation secure electronic transaction methods and systems, to achieve the effect of improving efficiency and security

Active Publication Date: 2015-03-25
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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

Method used

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  • Secure electronic transaction method and system
  • Secure electronic transaction method and system

Examples

Experimental program
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Embodiment Construction

[0019] The following first explains the noun symbols that appear in this article:

[0020] C: Customer.

[0021] S: Merchant.

[0022] P: Third-party payment platform.

[0023] Cert(U): U's digital certificate.

[0024] IDX: ID number of X.

[0025] CI: Product information, including the number, size, color, material, and real-time price of the product.

[0026] EVICI: Evidence of Commodity Information.

[0027] TP: The total amount of commodity price plus logistics cost.

[0028] LI: Logistics information.

[0029] PI: payment information, including payment amount PayAnt, payment bank card account number, payee account number.

[0030] EVIPI: Evidence of payment information.

[0031] OI: Order information, including purchased product information, merchant ID, customer ID, transaction time, and the total cost to be paid.

[0032] E(A)PKB: Public key B encrypts message A.

[0033] D(A)SKB: Private key B decrypts ciphertext A.

[0034] S(A)SKB: Private key B signs mes...

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PUM

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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...

Claims

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Application Information

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IPC IPC(8): G06Q20/02G06Q20/12G06Q20/40G06Q30/06H04L9/32
CPCG06Q20/382G06Q20/389G06Q20/4014
Inventor 梁睿赵永宽
Owner AEROSPACE INFORMATION
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