US 11,843,618 B1
Optimized analysis for detecting harmful content
Aleksandr Sevcenko, Vilnius (LT); and Mantas Briliauskas, Vilnius (LT)
Assigned to UAB 360 IT, Vilnius (LT)
Filed by UAB 360 IT, Vilnius (LT)
Filed on May 15, 2022, as Appl. No. 17/744,714.
Application 17/744,714 is a continuation of application No. 17/744,704, filed on May 15, 2022, granted, now 11,601,451.
This patent is subject to a terminal disclaimer.
Int. Cl. H04L 9/40 (2022.01)
CPC H04L 63/1416 (2013.01) [H04L 63/145 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method, comprising:
receiving, by a user device, harmful patterns indicating characteristics of harmful traits that are identified based at least in part on analyzing affected data known to include malicious content and clean patterns indicating characteristics of clean traits that are identified based at least in part on analyzing clean data known to be free of the malicious content, wherein the harmful patterns are determined based at least in part on comparing the affected data with a mixed set of the harmful traits and the clean traits, a harmful pattern, from among the harmful patterns, including a combination of harmful traits and clean traits, and the clean patterns are determined based at least in part on comparing the clean data with the mixed set of the harmful traits and the clean traits;
determining, by the user device, a pattern associated with traits included in given data;
determining, by the user device, whether the given data includes the malicious content based at least in part on comparing the determined pattern with the harmful patterns and the clean patterns; and
preventing, by the user device based at least in part on determining whether the given data includes the malicious content, unauthorized access to the user device.