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:
Feb. 01, 2022

Filed:

Sep. 03, 2019
Applicant:

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

Inventors:

Abhishek Dhammawat, San Jose, CA (US);

Mansi Jain, San Jose, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 12/06 (2021.01); H04W 12/10 (2021.01); H04W 12/04 (2021.01); H04W 80/02 (2009.01); H04L 9/32 (2006.01); H04L 9/08 (2006.01); H04W 12/041 (2021.01);
U.S. Cl.
CPC ...
H04W 12/06 (2013.01); H04L 9/0825 (2013.01); H04L 9/0841 (2013.01); H04L 9/3213 (2013.01); H04W 12/041 (2021.01); H04W 80/02 (2013.01);
Abstract

A secure Simultaneous Authentication of Equals (SAE) anti-clogging mechanism may be provided. A public key of an access point may be provided from the access point to a client attempting to connect with a network via the access point. The access point may receive from the client a first anti-clogging token and a public key of the client. The first anti-clogging token may be generated by the first client using a shared secret based on a private key of the client and the public key of the access point and a multiplier. The access point may generate a second anti-clogging token using a shared secret based on a private key of the access point and the public key of the client and the multiplier. The access point may then verify the first anti-clogging token and the second anti-clogging token match to authenticate the client.


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