Patent ID: 9602282
Date: 2017-03-21
CPC Classifications: G06F,H04L

Claim:
1. A method for authenticating and associating a program code with an equipment, the method comprising: associating critical security information with an original equipment manufacturer (OEM) of the equipment by encrypting the critical security information using a unique secret value, the unique secret value identifying the OEM of the equipment associated with the critical security information, the critical security information including a device authentication key, a chip encryption key, and an image authentication key; loading the critical security information associated with the OEM of the equipment from a memory at an initial startup time; retrieving the chip encryption key and the image authentication key stored in the critical security information associated with the OEM of the equipment in the memory by decrypting the critical security information using the unique secret value; authenticating the program code using the chip encryption key and the image authentication key; and transferring ownership of the equipment to a new owner by updating the device authentication key of the critical security information with at least one public key of the new owner.