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:
Oct. 06, 2026

Filed:

Apr. 27, 2022
Applicant:

Qusecure, Inc.;

Inventors:

Chris Cap, Bayville, NJ (US);

Sarah Mccarthy, Carrickfergus, GB;

Assignee:

QuSecure, Inc, Petaluma, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04L 9/06 (2006.01); H04L 9/30 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0852 (2013.01); H04L 9/0618 (2013.01); H04L 9/085 (2013.01); H04L 9/0861 (2013.01); H04L 9/3073 (2013.01);
Abstract

A method for forward security Quantum Secure Layer (QSL), where the method causing a server to hold long-term public/private Key Encapsulation Mechanism (KEM) keypair; uses KEM to establish a pre-master shared secret; causing the server to send ephemeral KEM public key to the client; uses KEM to establish master shared secret; and generates a session key by the server and encrypted to the client using the master shared secret. A method for forward secrecy Quantum Secure Layer (QSL), where the method causing a server to hold a pre-shared ephemeral public/private Key Encapsulation Mechanism (KEM) keypair; uses KEM to establish a master shared secret; and generates a session key by the server and encrypted to the client using the master shared secret.


Find Patent Forward Citations

Cap, Chris. (2026). Forward secrecy qsl (U.S. Patent No. 12756544). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12756544

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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