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:
Nov. 05, 2013
Filed:
Jul. 31, 2008
Applicants:
Arvind Seshadri, Pittsburgh, PA (US);
Ning Qu, Pittsburgh, PA (US);
Adrian Perrig, Pittsburgh, PA (US);
Inventors:
Arvind Seshadri, Pittsburgh, PA (US);
Ning Qu, Pittsburgh, PA (US);
Adrian Perrig, Pittsburgh, PA (US);
Assignee:
Carnegie Mellon University, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01);
U.S. Cl.
CPC ...
Abstract
Systems and methods are provided for preventing unauthorized modification of an operating system. The system includes an operating system comprised of kernel code for controlling access to operation of a processing unit. The system further includes an enforcement agent executing at a higher privilege than the kernel code such that any changes to the kernel code are approved by the enforcement agent prior to execution.