Patents by Inventor John Anthony ELDER

John Anthony ELDER 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 root-of-trust enrolment and identity management of embedded devices
    Patent number: 12771562
    Abstract: Methods, apparatuses, devices and computer readable media are provided in relation to device enrolment. In one example, an electronic device is provided. The electronic device comprises a security module having a physical unclonable function (PUF). The security module is configured to establish an enrolment key pair (EPK, ESK) based on a first challenge and response to the PUF, the enrolment key pair comprising an enrolment public key (EPK) and an enrolment secret key (ESK). The electronic device is configured to establish a device key pair (DPK, DSK) based on a second challenge and response to the PUF, the device key pair comprising a device public key (DPK) and a device secret key (DSK). The electronic device further comprises one or more memories having installed thereon a primary trusted root certificate.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: October 20, 2026
    Assignee: CRYPTO QUANTIQUE LIMITED
    Inventors: Joanne Woodage, Kenneth Paterson, Shahram Mossayebi, John Anthony Elder
  • SECURE ROOT-OF-TRUST ENROLMENT AND IDENTITY MANAGEMENT OF EMBEDDED DEVICES
    Publication number: 20240380616
    Abstract: Methods, apparatuses, devices and computer readable media are provided in relation to device enrolment. In one example, an electronic device is provided. The electronic device comprises a security module having a physical unclonable function (PUF). The security module is configured to establish an enrolment key pair (EPK, ESK) based on a first challenge and response to the PUF, the enrolment key pair comprising an enrolment public key (EPK) and an enrolment secret key (ESK). The electronic device is configured to establish a device key pair (DPK, DSK) based on a second challenge and response to the PUF, the device key pair comprising a device public key (DPK) and a device secret key (DSK). The electronic device further comprises one or more memories having installed thereon a primary trusted root certificate.
    Type: Application
    Filed: April 12, 2022
    Publication date: November 14, 2024
    Applicant: CRYPTO QUANTIQUE LIMITED
    Inventors: Joanne WOODAGE, Kenneth PATERSON, Shahram MOSSAYEBI, John Anthony ELDER