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. 18, 2025

Filed:

Apr. 25, 2025
Applicant:

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

Inventors:

Jerome Henry, Pittsboro, NC (US);

Domenico Ficara, Vaud, CH;

Javier I. Contreras Albesa, Barcelona, ES;

Ugo Mario Campiglio, Morges, CH;

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 61/25 (2022.01); G06F 21/62 (2013.01); H04L 61/2596 (2022.01); H04L 61/45 (2022.01); H04W 72/0446 (2023.01); H04W 76/10 (2018.01);
U.S. Cl.
CPC ...
H04L 61/2596 (2013.01); G06F 21/6218 (2013.01); H04W 72/0446 (2013.01); H04W 76/10 (2018.02);
Abstract

According to one aspect, a method includes establishing, by an access point (AP), a wireless communications link between the AP and a wireless station, wherein establishing the wireless communications link includes receiving a protected association request frame from the wireless station. The protected association request frame includes rotation pace preference information for randomized Media Access Control (MAC) address rotation management that indicates a preferred rotation pace. The method also includes selecting, by the AP, an Enhanced Data Privacy (EDP) group based on the rotation pace preference, the selected EDP group associated with epoch timing information for rotating wireless frame anonymization parameters at epoch transitions. A response frame that indicates the selected EDP group is transmitted to the wireless station. The AP maintains the wireless communications link with the wireless station based in part on the timing information for randomized M A C address rotation for the selected EDP group.


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