ELECTRONIC TRADING SERVER SELLER CLIENT BUYERCLIENT AND ELECTRONIC TRADING METHOD

摘要

The user registration processing unit registers, in the database, user registration information including a public key certificate obtained by each party from a certification authority having jurisdiction over itself at a request from a trading party including a seller, a buyer and a transporter. The transfer registration processing unit changes the owner of the cargo information registered in the database to another party at the time of transaction initiation, based on the party's request for change registration with the digital signature and public key certificate attached. The verification processing unit verifies that the digital signature attached to the change registration request has been created by the private key that is a pair of public key certificates registered in the database, and, upon obtaining the consent of the other party, establishes a legally binding previous registration. . The present invention relates to an electronic trade transaction server, a client for a seller, a client for a buyer, and an electronic trade transaction method for realizing a business model in which a trade procedure is electronic. In particular, by using a public key certificate issued by another certification authority It relates to an electronic trade transaction server that electronically processes safe international trade transactions, a client for sellers, a client for buyers, and an electronic trade transaction method.