Patent ID: 11971993
Assignee: MICROSOFT TECHNOLOGY LICENSING, LLC
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 16:
17. The medium according to claim 15, the program code executable by a processor to cause a system to:
generate a first grant token based on the stored tenancy counter value;
store a tenant grant manifest including the first grant token and a bootloader signing public key, the tenant grant manifest signed by a tenant grant manifest signing certificate; and
store a tenant boot manifest including a tenant grant manifest signing public key associated with the tenant grant manifest signing certificate,
wherein the second boot flow comprises:
verification of a signature of the tenant grant manifest based on the tenant grant manifest signing public key of the tenant boot manifest;
generation of a second grant token based on the stored tenancy counter value;
determination of whether the second grant token is identical to the first grant token of the tenant grant manifest; and
when it is determined that the second grant token is identical to the first grant token of the tenant grant manifest, incrementing of the stored tenancy counter value.