A digital commodity trade method for guaranteeing fairness and anonymity

Abstract

The invention discloses a method of realizing digital commodities trading based on computer network, in which at least five entities are involved: consumers, sellers, a digital commodities trading center, a bank of opening an account for consumers, a bank of opening an account for sellers. Before trading, the invention mainly includes: the trading center receives digital commodities of consumers and description information of the digital commodities, and publishes the description information of commodities on the Internet through its portal after checking that the commodities are in line with the description. The consumers choose the goods through the portal. The process of trading includes: after a seller receives the purchase request of a consumer, the seller sends the digital commodities to the consumer with encryption, the consumer applies for a payment token to the bank of opening account for consumers, the bank of opening account for consumers completes the payment through the payment token, and the seller sends a decryption key for the digital commodities to the consumer after confirming the payment. The method adopts the RSA asymmetric encryption method and wherein the trading center receives arbitration application and carries out the arbitration when there is a controversy.

Description

technical field [0001] The invention relates to a method for realizing digital commodity transactions through a computer network. In addition to realizing the authenticity verification of digital commodities during the transaction process, the safe transmission of digital commodities, and the safe payment of transaction fees, it also provides a digital commodity transaction process. Fairness guarantee and protection of the real identity (anonymity) of both parties to the transaction. Background technique [0002] With the rapid development of related technologies such as computer networks and multimedia, many digital commodities have appeared on the Internet. At present, digital commodities such as application software, electronic books, games, movies, music, etc. can be easily purchased on e-commerce portals on the Internet (for example: Taobao, Ebay, etc.). Compared with traditional commodity transactions, digital commodity transactions have the remarkable characteristics...

AI Technical Summary

Problems solved by technology

Another Chinese patent (publication number: CN1506774) proposes a digital commodity transaction system and its transaction method realized by means of hardware. This method mainly focuses on preventing digital commodities from being pirated. Consumers can only It is downloaded to an encryption-protected memory card and can only be decrypted and used on the content card reader

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