Patents by Inventor Lionel Lianhong Zhang

Lionel Lianhong Zhang 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).

  • Secure key transmission protocol without certificates or pre-shared symmetrical keys
    Patent number: 10567165
    Abstract: A method for securely receiving a cipher key from a key provider to a key requester is provided. The method includes generating a session key shared between the key requester and the key provider, determining at least one key in accordance with the session key. The method also includes transmitting a request from the key requester to the key provider, and receiving a response from the key provider, where the response comprises an encrypted payload and an authentication tag. The method also includes authenticating the response and decrypting the encrypted payload using the at least one key to obtain the cipher key.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: February 18, 2020
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Teng Wu, Yin Tan, Lionel Lianhong Zhang
  • Secure Key Transmission Protocol without Certificates or Pre-shared Symmetrical Keys
    Publication number: 20190089530
    Abstract: A method for securely receiving a cipher key from a key provider to a key requester is provided. The method includes generating a session key shared between the key requester and the key provider, determining at least one key in accordance with the session key. The method also includes transmitting a request from the key requester to the key provider, and receiving a response from the key provider, where the response comprises an encrypted payload and an authentication tag. The method also includes authenticating the response and decrypting the encrypted payload using the at least one key to obtain the cipher key.
    Type: Application
    Filed: September 21, 2017
    Publication date: March 21, 2019
    Inventors: Teng Wu, Yin Tan, Lionel Lianhong Zhang