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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.

Patent No.:

US 12764126 B1

PDFFull Text
Date of Patent:
Oct. 13, 2026

Filed:

Feb. 24, 2020

Real-time detection of dns tunneling traffic

Applicant:

Palo Alto Networks, Inc., Santa Clara, CA (US);

Inventors:

Daiping Liu, San Jose, CA (US);

Jun Wang, Fremont, CA (US);

Martin Walter, Livermore, CA (US);

Fan Fei, San Jose, CA (US);

Wei Xu, Santa Clara, CA (US);

Assignee:

Palo Alto Networks, Inc., Santa Clara, CA (US);

Attorney:

Van Pelt, Yi & James LLP

Primary Examiner:

Dustin Nguyen

Int. Cl.
CPC ...
H04L 29/06 (2006.01); G06F 18/22 (2023.01); G06F 18/243 (2023.01); H04L 9/40 (2022.01); H04L 12/46 (2006.01); H04L 61/4511 (2022.01); H04L 61/4552 (2022.01); H04L 61/5007 (2022.01);
U.S. Cl.
CPC ...
H04L 63/1416 (2013.01); G06F 18/22 (2023.01); G06F 18/24323 (2023.01); H04L 12/4633 (2013.01); H04L 61/4511 (2022.05); H04L 61/4552 (2022.05); H04L 61/5007 (2022.05); H04L 63/0236 (2013.01); H04L 63/1433 (2013.01); H04L 63/1466 (2013.01);
Abstract

Detection of DNS tunneling traffic is disclosed. A DNS query comprising a subdomain portion and a root domain portion is received from a client device. A determination is made that the root domain portion received in the DNS query is associated with a malicious DNS tunneling root domain. A remedial action is taken in response to the determining.

Find Patent Forward Citations

Liu, Daiping. (2026). Real-time detection of dns tunneling traffic (U.S. Patent No. 12764126). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12764126

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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