Patents by Inventor James A. Lester

James A. Lester 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).

  • Authentication in a software defined network
    Patent number: 11075908
    Abstract: The present disclosure pertains to systems and methods for improving security and simplifying authentication in a software defined network (“SDN”). In various embodiments, the systems and methods disclosed herein may be applied in operational technology networks, such as those used in electrical power systems. In one embodiment, a device to be authenticated may be in communication with a network device. The network device may receive authentication credentials from the device to be authenticated and may communicate the authentication credentials to an authenticator. The authenticator may assess and approve the authentication credentials and communicate approval of the authentication credentials to the network device. The network device may implement a plurality of communication flows associated with the device to be authenticated.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: July 27, 2021
    Assignee: Schweitzer Engineering Laboratories, Inc.
    Inventors: Dennis Gammel, James A. Lester
  • AUTHENTICATION IN A SOFTWARE DEFINED NETWORK
    Publication number: 20200366672
    Abstract: The present disclosure pertains to systems and methods for improving security and simplifying authentication in a software defined network (“SDN”). In various embodiments, the systems and methods disclosed herein may be applied in operational technology networks, such as those used in electrical power systems. In one embodiment, a device to be authenticated may be in communication with a network device. The network device may receive authentication credentials from the device to be authenticated and may communicate the authentication credentials to an authenticator. The authenticator may assess and approve the authentication credentials and communicate approval of the authentication credentials to the network device. The network device may implement a plurality of communication flows associated with the device to be authenticated.
    Type: Application
    Filed: May 17, 2019
    Publication date: November 19, 2020
    Applicant: Schweitzer Engineering Laboratories, Inc.
    Inventors: Dennis Gammel, James A. Lester