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:
Oct. 25, 2016
Filed:
Mar. 15, 2013
Applicant:
Intel Corporation, Santa Clara, CA (US);
Inventor:
Miguel E. Ballesteros, Roseville, CA (US);
Assignee:
Intel Corporation, Santa Clara, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/57 (2013.01); G06F 12/14 (2006.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0891 (2013.01); G06F 12/1408 (2013.01); G06F 21/575 (2013.01); H04L 9/0877 (2013.01);
Abstract
Methods and apparatus relating to key revocation in system on chip (also referred to as SOC or SoC) devices are described. In an embodiment, a storage device stores an identifier of an Original Equipment Manufacturer (OEM) and key versioning information corresponding to the OEM. At least a portion of the storage device is updated by a security engine in response to a determination that a first OEM key has been replaced with a second OEM key. Other embodiments are also claimed and described.