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:
Jul. 02, 2024

Filed:

Mar. 16, 2022
Applicant:

Secure Thingz Ltd., Cambridge, GB;

Inventor:

Peter Dunne, Huntingdon, GB;

Assignee:

SECURE THINGZ LTD., Cambridge, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/57 (2013.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
G06F 21/57 (2013.01); H04L 9/0861 (2013.01); G06F 2221/034 (2013.01);
Abstract

A method for provisioning a plurality of electronic devices with a respective provisioning data set includes, in a test provisioning stage: generating at least one test application key in plaintext and encrypting the at least one test application key using a first wrapping key for generating at least one encrypted test application key; encrypting the first wrapping key using the secret device master key for generating an encrypted first wrapping key; provisioning one or more of the plurality of electronic devices with a respective first provisioning data set, wherein the respective first provisioning data set comprises the at least one test application key in plaintext, the at least one encrypted test application key and the encrypted first wrapping key; and testing a security function of the electronic device on the basis of at least a portion of the first provisioning data set.


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