Techniques for authentic device assurance by using certificates to establish identification and trust

摘要

The method includes verifying (402) that the firmware of the device (200) is trusted and includes a trusted root. The method also includes that the device's protected storage (214) includes a private or private key associated with a device certificate (DevCert) stored in the device's persistent storage (204, 210, 212). (406). The method further includes validating (414) the device certificate of the device using the trusted root. In addition, the method includes verifying that the protected storage includes a private or private key associated with the device certificate, and determining, in response to the verification of the device certificate, that the device is a legitimate device. including. The trusted root may include a trusted certificate or a trusted public key. [Selection diagram] Fig. 1