| 摘要 |
Electronic commerce is realized without reveal the secret information on a purchaser to the company. An electronic commerce system (10) comprising a company terminal (12), a purchaser terminal (14), and a financial institute terminal (16) including a database (63), characterized in that the company terminal sends electronic commerce information to the purchaser terminal, th e purchaser terminal sends the registration identification code of the purchaser, the trader authentication code, and electronic commerce informati on to the financial institute terminal, the database of the financial institute terminal identifies the purchaser on the basis of the sent registration identification code and confirms the trader authentication code according to the database, the financial institute terminal pays the company for the commodity according to the electronic commerce information, and withdraws th e amount from the account of the purchaser or requests the purchaser to pay th e amount.
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