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. 31, 2023

Filed:

Dec. 25, 2020
Applicant:

Skyhigh Security Llc, Plano, TX (US);

Inventors:

Manikandan Kenyan, Saratoga, CA (US);

Shelendra Sharma, San Jose, CA (US);

Anil Abraham, Bangalore, IN;

Assignee:

Skyhigh Security LLC, Plano, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2022.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
H04L 63/0209 (2013.01); H04L 9/0891 (2013.01); H04L 63/0245 (2013.01); H04L 63/0428 (2013.01); H04L 63/061 (2013.01); H04L 63/145 (2013.01); H04L 63/1408 (2013.01); H04L 63/1416 (2013.01); H04L 63/166 (2013.01); H04L 63/18 (2013.01); H04L 63/205 (2013.01); H04L 63/0272 (2013.01);
Abstract

A network security platform (NSP) device and interaction method are disclosed. The interaction method provides network packet analysis for secure transmission protocols using ephemeral keys or keys that are negotiated dynamically. The NSP may be part of an Intrusion Protection System, or firewall. The disclosed approach does not use man-in-the-middle proxy. Instead, it includes monitoring connections ends: client and/or server, to intercept the required data or negotiated (or changed) encryption keys. Decrypted data may be sent to an NSP sensor in a secure manner for analysis. Alternatively, intercepted keys used for the encrypt/decrypt operations may be sent to an NSP sensor in a secure manner every time they are changed. The NSP sensor may then use the obtained keys to decrypt traffic prior to providing it to the inspection engines. Embodiments focused on inbound traffic to a web server may coordinate between a web server and an NSP.


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