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:
Aug. 01, 2023

Filed:

Nov. 02, 2020
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Michael W. Gray, Guanaba, AU;

Narayana Aditya Madineni, Southport, AU;

Simon D. McMahon, Gold Coast, AU;

Matthew Green, Ashmore, AU;

Peter T. Waltenberg, Gold Coast, AU;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H04L 9/14 (2006.01); H04L 9/38 (2006.01); H04L 9/30 (2006.01);
U.S. Cl.
CPC ...
H04L 9/3263 (2013.01); H04L 9/14 (2013.01); H04L 9/3093 (2013.01); H04L 9/3236 (2013.01);
Abstract

Establishing secure communications by sending a server certificate message, the certificate message including a first certificate associated with a first encryption algorithm and a second certificate associated with a second encryption algorithm, the first certificate and second certificate bound to each other, signing a first message associated with client-server communications using a first private key, the first private key associated with the first certificate, signing a second message associated with the client-server communications using a second private key, the second private key associated with the second certificate, the second message including the signed first message, and sending a server certificate verify message, the server certificate verify message comprising the signed first message and the signed second message.


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