Patents Represented by Attorney Greg Plow; SVL, IP Law
  • Patent number: 7321971
    Abstract: A method and apparatus for directing a client to establish a secure connection with a server across a public network. The server and the client exchange a Server Authentication Public Key, a Client Authentication Public Key, and a Remote Service Unique Identifier (RSUID) during a registration process. In one embodiment, the method includes the client transmitting to the server a client information package having the RSUID and a client challenge information package encrypted with the Server Authentication Public Key, the client receiving from the server a server information package having the RSUID and a server challenge information package and a portion of the received client challenge information encrypted with the Client Authentication Public Key, the client decrypting and verifying the server challenge information package with the Client Authentication Private Key, and, the client transmitting to the server an encrypted portion of the received client challenge information.
    Type: Grant
    Filed: January 7, 2004
    Date of Patent: January 22, 2008
    Assignee: International Business Machines Corporation
    Inventors: Mark F. Wilding, Randall W. Horman