×

Network printer registration protocol

  • US 7,062,651 B1
  • Filed: 05/23/2000
  • Issued: 06/13/2006
  • Est. Priority Date: 05/25/1999
  • Status: Expired due to Fees
First Claim
Patent Images

1. In a network connectable to a printer and a registration server, a network registration protocol for registering the printer on the network, including the steps of:

  • installing a secret unique identifier in the printer and in a database of the registration server, before the printer is connected to the network; and

    ,upon connection of the printer to the network;

    causing the printer and the registration server to determine a session key;

    transmitting from the printer to the registration server a message formed by encrypting, using the session key;

    the secret unique identifier;

    a public unique identifier; and

    ,a public key of a public/private key pair;

    authenticating the printer to the registration server by causing the registration server to;

    decrypt the message using the session key;

    use the public unique identifier to obtain the secret unique identifiers installed in the database;

    compare the secret unique identifier installed in the database with the secret unique identifier received in the message; and

    ,generating and storing in the registration database a certificate containing the public unique identifier and associated public key, the certificate allowing a server to receive a session key from the printer, the session key being encrypted using the private key.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×