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. 26, 2025

Filed:

Sep. 29, 2022
Applicant:

F5, Inc., Seattle, WA (US);

Inventors:

Sandeep Agarwal, Seattle, WA (US);

Pete Thornewell, Seattle, WA (US);

Bruce Zurfluh, Seattle, WA (US);

Judge K. Arora, Seattle, WA (US);

Ravneet Dhaliwal, Seattle, WA (US);

Assignee:

F5, Inc., Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2022.01); H04L 67/146 (2022.01);
U.S. Cl.
CPC ...
H04L 63/1458 (2013.01); H04L 63/126 (2013.01); H04L 67/146 (2013.01);
Abstract

Methods, non-transitory computer readable media, network traffic manager apparatuses, and systems that assist with mitigating DDoS attack using a hardware device includes determining when a received network packet in an established connection between a client and a destination server includes a connection identifier cookie. A connection validation cookie is generated based on at least data in the received network packet, when the determination indicates the received network packet includes the connection identifier cookie. The connection identifier cookie is compared against the generated connection validation cookie. The received network packet is dropped when the comparison indicates the connection validation cookie fails to match the connection identifier cookie.


Find Patent Forward Citations

Loading…