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:
Nov. 11, 2025

Filed:

Nov. 14, 2023
Applicant:

Microsoft Technology Licensing, Llc, Redmond, WA (US);

Inventors:

Nazmus Sakib, Seattle, WA (US);

Bryan David Kelly, Carnation, WA (US);

Ling Tony Chen, Bellevue, WA (US);

Peter David Waxman, Seattle, WA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/57 (2013.01); G06F 9/54 (2006.01); G06F 21/55 (2013.01);
U.S. Cl.
CPC ...
G06F 21/572 (2013.01); G06F 9/541 (2013.01); G06F 21/554 (2013.01); G06F 2221/033 (2013.01);
Abstract

Embodiments described herein are directed to firmware policy enforcement of a computing device. For example, a security processor of the computing device is utilized to boot the computing device. During a boot session, the security processor loads and executes specialized firmware. The specialized firmware, when executed, causes the security processor to determine whether other types of firmware to be executed on the computing device is in compliance with a policy specified by the specialized firmware. Based at least on a determination that the other firmware is in compliance with the policy, the security processor executes the other firmware. Based at least on a determination that the other firmware is not in compliance with the policy, the security processor performs a mitigation with respect to the other firmware.


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