Patents by Inventor Vesa Matti Torvinen

Vesa Matti Torvinen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • User authentication and authorisation in a communications system
    Patent number: 8555345
    Abstract: A method of authenticating a client to two or more servers coupled together via a communications network, wherein the client and a first server possess a shared secret. The method comprises authenticating the client to a first server using said shared secret, signalling associated with this authentication process being sent between the client and said first server via a second server, generating a session key at the client and at the first server, and providing the session key to said second server, and using the session key to authenticate the client to the second server.
    Type: Grant
    Filed: January 28, 2005
    Date of Patent: October 8, 2013
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Vesa Matti Torvinen, Vesa Petteri Lehtovirta, Monica Wifvesson
  • User Authentication and Authorisation in a Communications System
    Publication number: 20090013381
    Abstract: A method of authenticating a client to two or more servers coupled together via a communications network, wherein the client and a first server possess a shared secret. The method comprises authenticating the client to a first server using said shared secret, signalling associated with this authentication process being sent between the client and said first server via a second server, generating a session key at the client and at the first server, and providing the session key to said second server, and using the session key to authenticate the client to the second server.
    Type: Application
    Filed: January 28, 2005
    Publication date: January 8, 2009
    Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Vesa Matti Torvinen, Vesa Petteri Lehtovirta, Monica Wifvesson