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:
Sep. 12, 2023

Filed:

Jul. 15, 2021
Applicant:

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

Inventors:

Amjad Inamdar, Karnataka, IN;

Lionel Florit, Greenbrae, CA (US);

Eric Voit, Bethesda, MD (US);

Sujal Sheth, Gujarat, IN;

Chennakesava Reddy Gaddam, Karnataka, IN;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04L 9/30 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0852 (2013.01); H04L 9/0827 (2013.01); H04L 9/0869 (2013.01); H04L 9/304 (2013.01);
Abstract

Systems and methods are provided for quantum-resistant secure key distribution between a peer and an EAP authenticator by using an authentication server. The systems and methods include receiving requests for a COMMON-SEED and a quantum-safe public key from a peer and an EAP authenticator. The COMMON-SEED is encrypted using the quantum-safe public key of the peer and the quantum-safe public key of the EAP authenticator, and the encrypted COMMON-SEED is sent to the peer along with a request for a PPK ID from the peer to complete authentication of the peer. The PPK ID is received from the peer, and the encrypted COMMON-SEED and PPK ID is sent to the EAP authenticator. A quantum-resistant secure channel is established between the peer and the EAP authenticator when the peer and the EAP authenticator share the same COMMON-SEED and the same PPK-ID.


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