The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 29, 2023

Filed:

Sep. 20, 2021
Applicant:

Intel Corporation, Santa Clara, CA (US);

Inventors:

Ned M. Smith, Beaverton, OR (US);

Daniel Middleton, Orono, MN (US);

Assignee:

INTEL CORPORATION, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/57 (2013.01); G06F 21/54 (2013.01); G06F 21/55 (2013.01);
U.S. Cl.
CPC ...
G06F 21/54 (2013.01); G06F 21/554 (2013.01); G06F 21/572 (2013.01);
Abstract

An apparatus and method include generating a trusted computing base (TCB) component identifier (TCI) of a current component of a computing system, generating a compound device identifier (ID) (CDI) of the current component from a CDI of a previous component of the computing system and the TCI of the current component, and determining a size of the TCI of the current component. The system and method further include summing the size of the TCI of the current component and the cumulative size of the TCIs of previous components of the computing system to generate a current cumulative size, combining the current cumulative size and the CDI of the current component, and including the combined current cumulative size and the CDI of the current component in a chain of measurements for attestation of the computing system.


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