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:
Jul. 15, 2025

Filed:

Sep. 24, 2021
Applicant:

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

Inventors:

George Mathew Koikara, Bangalore, IN;

Apoorv Raj, Nagpur, IN;

Shibin Kandacheri Veedu, Kannur, IN;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04L 9/06 (2006.01); H04L 9/32 (2006.01); H04L 67/561 (2022.01); H04L 9/14 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0825 (2013.01); H04L 9/0643 (2013.01); H04L 9/3242 (2013.01); H04L 67/561 (2022.05); H04L 9/14 (2013.01); H04L 9/3239 (2013.01); H04L 2209/76 (2013.01);
Abstract

Techniques are described for providing data such as, for example, keys, connection identifiers, and hashes to network devices using a secure database in order to facilitate client devices remaining connected or reconnecting with network sites when the client device moves among networks and to prevent replay attacks. For example, a method may include receiving, by a network device of a first network, encrypted traffic destined for a network site via the first network from a client device. The method may also include retrieving, by the network device from a database, data related to a previously established connection via a second network of the client device to the network site. In configurations, the data is received by the database from a proxy on the client device. The method may further include based at least in part on the data, passing, by the network device, the encrypted traffic to the network site.


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