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:
May. 04, 2021

Filed:

Feb. 04, 2019
Applicant:

Dell Products L.p., Round Rock, TX (US);

Inventors:

Gokul Thiruchengode Vajravel, Bengaluru, IN;

Sandeep K S, Thodupuzha, IN;

Ramanujam Kaniyar Venkatesh, Bangalore, IN;

Harish Agrawal, Bangalore, IN;

Assignee:

Dell Products L.P., Round Rock, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/51 (2013.01);
U.S. Cl.
CPC ...
G06F 21/51 (2013.01); G06F 2221/033 (2013.01); G06F 2221/2141 (2013.01);
Abstract

The loading of a privileged application can be selectively blocked. An application restrictor can be configured to register for notifications whenever an application image is loaded. Then, whenever the application restrictor receives a notification, the application restrictor can evaluate whether the application image that is being loaded is a privileged application. If so, the application restrictor can evaluate the current process's parent tree to determine if an untrusted application is present at any level of the parent tree. The application restrictor will then allow the privileged application to load only when all applications in the parent tree are trusted applications. In this way, untrusted applications can be blocked from accessing a privileged application without blocking trusted applications from accessing the privileged application.


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