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:
Jan. 30, 2024

Filed:

Oct. 21, 2021
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Andree Toonk, Vancouver, CA;

Grzegorz Boguslaw Duraj, Vancouver, CA;

Alvin Sai Weng Wong, Delta, CA;

Kyle Mestery, Woodbury, MN (US);

Assignee:

CISCO TECHNOLOGY, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2022.01); H04L 9/12 (2006.01); H04L 45/16 (2022.01); H04L 45/24 (2022.01);
U.S. Cl.
CPC ...
H04L 63/0485 (2013.01); H04L 45/16 (2013.01); H04L 45/24 (2013.01); H04L 63/061 (2013.01); H04L 63/20 (2013.01);
Abstract

An Internet Key Exchange protocol message indicating a first Internet Protocol Security traffic flow is to be established via a first device is obtained at the first device. The Internet Key Exchange protocol message is forwarded from the first device to a second device. An encryption key used to transmit traffic via the first Internet Protocol Security Traffic flow is received at the first device from a key value store. The key value store is populated with the encryption key in response to the second device obtaining the Internet Key Exchange protocol message. A first data packet to be transmitted via the first Internet Protocol Security traffic flow is obtained at the first device. The first device provides the first data packet encrypted with the encryption key of the first Internet Protocol Security traffic flow.


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