MALICIOUS CODE DIAGNOSIS SERVER, SYSTEM, AND METHOD

WIPO Patent Application WO/2018/212610

A1

A malicious code diagnosis server according to an embodiment of the present invention comprises: a communication unit which receives file information including hash data of a file and metadata of the file stored in each client terminal from each of the plurality of client terminals; a file information organizing unit which groups only the file information having the same hash data among the received file information; a file information storage unit which maps and stores diagnostic information of the file corresponding to the grouped file information together with the grouped file information; a diagnostic information inquiry unit which inquiries the diagnostic information which is mapped to the file information comprising the same metadata as the metadata of the file for which the diagnostic is requested by the first client among the stored file information when the malicious code diagnosis is requested from the first client terminal among the plurality of client terminals; and a unit for determining whether or not to diagnose which determines whether or not to diagnose malicious code for the file on the basis of the inquired diagnostic information.

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JUNG TAIIL (KR)
JANG JAEHOON (KR)
KIM WOOJIN (KR)
YANG IKJUN (KR)

PCT/KR2018/005672

November 22, 2018

May 17, 2018

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AHNLAB INC (KR)

G06F21/56; H04L29/06; H04L29/08

KR20110086198A	2011-07-28
KR20120071817A	2012-07-03
US20160006757A1	2016-01-07
JP2011186823A	2011-09-22
US20150121449A1	2015-04-30

FIRSTLAW P.C. (KR)

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