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:
Nov. 25, 2025

Filed:

Apr. 16, 2025
Applicant:

Extrahop Networks, Inc., Seattle, WA (US);

Inventors:

Eric James Rongo, Seattle, WA (US);

Charlotte Ching-Hsing Tan, Seattle, WA (US);

Benjamin Thomas Higgins, Shoreline, WA (US);

Kevin Michael Seguin, Germantown, TN (US);

Michael Kerber Krause Montague, Lake Forest Park, WA (US);

Assignee:

ExtraHop Networks, Inc., Seattle, WA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0637 (2013.01); H04L 9/065 (2013.01);
Abstract

Embodiments resynchronize encrypted network traffic. A capture flow that includes network traffic captured from encrypted network flows may be monitored and the captured network traffic may be decrypted for analysis. A hole in the capture flow may be determined based on gaps in portions of the captured network traffic disabling the monitoring of the capture flow and the decryption of the captured network traffic. A size of the hole may be determined based on a size of the gap in the portions of the captured network traffic. Other network traffic may be captured from the capture flow subsequent to the hole. Cipher resynchronization parameters may be determined based on the size of the hole, other portions of the captured network traffic, or the encryption protocol. The other portions of the captured network traffic may be decrypted based on the cipher resynchronization parameters to reenable monitoring of the capture flow.


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