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:
Oct. 04, 2016

Filed:

Oct. 21, 2014
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Karel Bartos, Prague, CZ;

Michal Sofka, Prague, CZ;

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); G06F 21/55 (2013.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
H04L 63/1416 (2013.01); G06F 17/30861 (2013.01); G06F 21/552 (2013.01); H04L 63/1425 (2013.01); H04L 63/1433 (2013.01); H04L 2463/142 (2013.01);
Abstract

A system and a method are disclosed for identifying network threats based on hierarchical classification. The system receives packet flows from a data network and determines flow features for the received packet flows based on data from the packet flows. The system also classifies each packet flow into a flow class based on flow features of the packet flow. Based on a criterion, the system selects packet flows from the received packet flows and places the selected packet flows into an event set that represents an event on the network. The system determines event set features for the event set based on the flow features of the selected packet flows. The system then classifies the event set into a set class based on the determined event set features. Based on the set class, the computer system may report a threat incident on an internetworking device that originated the selected packet flows.


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