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:
Dec. 31, 2019

Filed:

Nov. 27, 2017
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Jong-Hoon Lee, Daejeon, KR;

Ik-Kyun Kim, Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 63/1425 (2013.01); H04L 63/1433 (2013.01);
Abstract

Disclosed is a method for detecting a cyberthreat through correlation analysis of security events, which includes extracting a false-positive data set by extracting, from source data, information about security events occurring during a predetermined time period based on a time at which erroneous detection occurred; extracting a true-positive data set by extracting, from the source data, information about security events occurring during the predetermined time period based on a time at which an intrusion threat was correctly detected; extracting a current data set by extracting information about security events occurring during the predetermined time period from data to be analyzed; generating event coincidence statistics by extracting a frequency of each security event in the respective data sets and by compiling statistics thereon; generating an event vector based on the event coincidence statistics; and performing intrusion threat detection through a vector space model based on the event vector.


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