Patent ID: 6028940
Filing Date: 2000-02-22
Classification: G06Q

Abstract:
A computer network system comprising:a first computer of a first corporation associated with a plurality of virtual shops, the first computer including means for storing display information that indicates membership by the plurality of virtual shops; means for storing first encryption information, including a secret key of the first corporation, the secret key being used to encrypt the display information; means for encrypting the display information using the first encryption information; and means for outputting the encrypted display information;a second computer of a second corporation that is associated with one of the plurality of virtual shops, the second computer including means for receiving the encrypted display information through the network, anda third computer connected to the second computer through the network, the third computer including means for receiving the encrypted display information from the second computer; means for decrypting the encrypted display information using a public key corresponding to the secret key; and means for displaying the decrypted information to a user.