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:
Aug. 12, 2025

Filed:

Sep. 14, 2022
Applicant:

Armis Security Ltd., Tel Aviv-Jaffa, IL;

Inventors:

Yuval Friedlander, Petah-Tiqwa, IL;

Gil Ben Zvi, Hod Hasharon, IL;

Ron Shoham, Tel Aviv, IL;

Assignee:

Armis Security Ltd., Tel Aviv-Jaffa, IL;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); G06F 18/23 (2023.01); H04L 9/40 (2022.01); H04L 43/08 (2022.01);
U.S. Cl.
CPC ...
H04L 63/1425 (2013.01); G06F 18/23 (2023.01); H04L 43/08 (2013.01);
Abstract

A system and method for anomaly detection. A method includes recursively partitioning a sample of device activity data including deterministic characteristics of a population of devices over iterations in order to create partitions. Each iteration includes determining a split density metric for a candidate subpopulation created by splitting a portion of the population with respect to a corresponding type of deterministic characteristic. The split density metric for the candidate subpopulation is determined based on a density value of the candidate subpopulation and a coverage value of the corresponding type of deterministic characteristic. The partitions include each candidate subpopulation meeting a split density metric threshold. A baseline for each of the partitions is established based on device activity for devices represented in device activity data of the partition. An anomaly is detected based on behavior of a device and the baseline established for a partition corresponding to the device.


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