Patents by Inventor Taisheng Deng

Taisheng Deng 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).

  • Apparatus and methods for distributed certificate enrollment
    Patent number: 11283626
    Abstract: An apparatus including a processor and a memory, where the processor and the memory are configured to provide a secure execution environment and the memory stores a hardware unique key and a class key. The processor is configured to recover, in the secure execution environment, a certificate signing key based on the class key, where the certificate signing key is associated with a certificate authority. The processor is further configured to derive a device key pair based on the hardware unique key, where the device key pair includes a device public key and a device private key, and generate a device certificate based on the device public key and the certificate signing key. The generated device certificate is configured to be validated based on a public key associated with the certificate authority.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: March 22, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Gang Lian, Sampo Sovio, Taisheng Deng, Xiaopu Wang, Zongbo Ye
  • Apparatus and Methods for Distributed Certificate Enrollment
    Publication number: 20190238342
    Abstract: An apparatus including a processor and a memory, where the processor and the memory are configured to provide a secure execution environment and the memory stores a hardware unique key and a class key. The processor is configured to recover, in the secure execution environment, a certificate signing key based on the class key, where the certificate signing key is associated with a certificate authority. The processor is further configured to derive a device key pair based on the hardware unique key, where the device key pair includes a device public key and a device private key, and generate a device certificate based on the device public key and the certificate signing key. The generated device certificate is configured to be validated based on a public key associated with the certificate authority.
    Type: Application
    Filed: September 6, 2016
    Publication date: August 1, 2019
    Inventors: Gang Lian, Sampo Sovio, Taisheng Deng, Xiaopu Wang, Zongbo Ye