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. 13, 2020

Filed:

Jan. 02, 2019
Applicant:

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

Inventors:

Ronen Gazit, Tel Aviv, IL;

Ron S. Shapiro, Tel Aviv, IL;

Lior Shlomov, Or Yehuda, IL;

Ariel Waizel, Ziona, IL;

Guy-Arie Yur, Ramat Gan, IL;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04L 9/14 (2006.01); H04L 9/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/083 (2013.01); H04L 9/0643 (2013.01); H04L 9/0822 (2013.01); H04L 9/0836 (2013.01); H04L 9/0861 (2013.01); H04L 9/0866 (2013.01); H04L 9/14 (2013.01); H04L 2209/24 (2013.01);
Abstract

Provided are a computer program product, system, and method for generating master and wrapper keys for connected devices in a key generation scheme. For each of the devices, a wrapped master key comprising a master key for the device and a wrapper key is stored. The wrapper keys for a plurality of the devices are generated by another of the devices. For each of a plurality of the devices, the master key for the device is used to generate the wrapper key for a target device comprising another of the devices. For each of the devices, the wrapper key for the device is used to decrypt the stored wrapped master key. At least one of the devices uses the master key for the device to encrypt and decrypt data at the device.


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