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:
Mar. 28, 2023

Filed:

Nov. 11, 2019
Applicant:

Volterra, Inc., Santa Clara, CA (US);

Inventors:

Devesh Mittal, Bangalore, IN;

Daniel Sela, Petach Tiqva, IL;

Naveen Neelakanta, Bangalore, IN;

Anand H Krishnan, Bangalore, IN;

Assignee:

VOLTERRA, INC., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2022.01); H04L 47/70 (2022.01); H04L 47/28 (2022.01); H04L 43/08 (2022.01); H04L 61/5007 (2022.01);
U.S. Cl.
CPC ...
H04L 63/1425 (2013.01); H04L 43/08 (2013.01); H04L 47/286 (2013.01); H04L 47/827 (2013.01); H04L 61/5007 (2022.05); H04L 63/1416 (2013.01); H04L 63/1466 (2013.01);
Abstract

A computing system and related method protect a computer network connection manager's resources from attempted resource attacks by extracting SrcIP and TTL values from received data packet headers. Extracted SrcIP and TTL values are analyzed to determine the probability that a received data packet is malicious. If the probability exceeds a specified threshold, resources are denied, and the packet is dropped. If the specified threshold is not exceeded, resources are allocated to the received data packet. The SrcIP reputation score, TTL value frequency, SrcIP frequency, SrcIP geo-location, and resource occupancy may all be used in computing the probability of a malicious data packet. These factors may be weighted and summed to calculate the probability of a malicious data packet.


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