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.
Patent No.:
Date of Patent:
Feb. 22, 2022
Filed:
Jul. 05, 2019
Applicant:
Hewlett-packard Development Company, L.p., Spring, TX (US);
Inventors:
Jeffrey Kevin Jeansonne, Spring, TX (US);
Boris Balacheff, Meudon, FR;
Valiuddin Ali, Spring, TX (US);
Chris I. Dalton, Bristol, GB;
David Plaquin, Bristol, GB;
Assignee:
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/56 (2013.01); G06F 11/30 (2006.01); G06F 21/57 (2013.01); G06F 11/34 (2006.01);
U.S. Cl.
CPC ...
G06F 11/302 (2013.01); G06F 21/566 (2013.01); G06F 21/572 (2013.01); G06F 11/3003 (2013.01); G06F 11/3419 (2013.01); G06F 11/3466 (2013.01); G06F 21/575 (2013.01); G06F 2201/81 (2013.01); G06F 2201/865 (2013.01); G06F 2201/88 (2013.01);
Abstract
Examples herein disclose monitoring an expected functionality upon execution of a system management mode (SMM) code. The examples detect whether a change has occurred to the SMM code based on the monitoring of the expected functionality. The change indicates that the SMM code is compromised.