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:
Nov. 28, 2023

Filed:

Oct. 27, 2021
Applicant:

Avast Software S.r.o., Prague, CZ;

Inventors:

B{hacek over (r)}etislav {hacek over (S)}opík, Prague, CZ;

Fabrizio Biondi, Granarolo dell'Emilia, IT;

Jakub K{hacek over (r)}oustek, Rajhrad, CZ;

Olga Petrova, Vrsovice, CZ;

Assignee:

Avast Software s.r.o., Prague, CZ;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2022.01);
U.S. Cl.
CPC ...
H04L 63/145 (2013.01); H04L 63/1408 (2013.01); H04L 63/205 (2013.01);
Abstract

A method and system for updating and applying a ruleset used for determining and mitigating malware threats. Communications of computing devices are monitored and first data file extracted. A first and second set of features are extracted. A first rule is applied to the first set of features of the first data file to determine a non-match. A second rule is applied to the second set of features to determine a match. A third rule is generated based on the first set of features, non-match, and match. Communications of a particular computing device are monitored and second data file extracted. A first set of features of the second data file are extracted. The third rule is applied to the first set of features of the second data file to determine a match. The second data file is disabled, blocked, or deleted based the match determination by the third rule.


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