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:
Oct. 08, 2019

Filed:

May. 25, 2016
Applicant:

Symantec Corporation, Mountain View, CA (US);

Inventors:

Yun Shen, Briston, GB;

Yufei Han, Antibes, FR;

Pierre-Antoine Vervier, Alpes-Maritimes, FR;

Assignee:

Symantec Corporation, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); G06F 21/56 (2013.01); G06F 21/55 (2013.01);
U.S. Cl.
CPC ...
G06F 21/56 (2013.01); G06F 21/552 (2013.01); G06F 21/568 (2013.01); G06F 2221/033 (2013.01);
Abstract

The disclosed computer-implemented method for determining the reputations of unknown files may include (1) identifying a file that was downloaded by the computing device from an external file host, (2) creating a node that represents the file in a dynamic file relationship graph, (3) connecting the node in the dynamic file relationship graph with at least one other node that represents an attribute of the external file host, and (4) labeling the node with a reputation score calculated based at least in part on a reputation score of the at least one other node that represents the attribute of the external file host. Various other methods, systems, and computer-readable media are also disclosed.


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