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:
May. 05, 2020

Filed:

May. 14, 2019
Applicant:

T-central, Inc., Dover, DE (US);

Inventors:

David W. Kravitz, San Jose, CA (US);

Donald Houston Graham, III, Los Angeles, CA (US);

Josselyn L. Boudett, Clearwater, FL (US);

Russell S. Dietz, San Ramon, CA (US);

Kent William Stacy, Reno, NV (US);

Assignee:

T-CENTRAL, INC., Dover, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H04L 29/06 (2006.01); H04L 9/08 (2006.01); H04W 12/06 (2009.01); H04W 12/08 (2009.01); H04W 12/00 (2009.01);
U.S. Cl.
CPC ...
H04L 9/3268 (2013.01); H04L 9/0819 (2013.01); H04L 9/3255 (2013.01); H04L 63/0823 (2013.01); H04L 63/0876 (2013.01); H04L 63/10 (2013.01); H04W 12/06 (2013.01); H04W 12/08 (2013.01); H04L 2209/84 (2013.01); H04W 12/0052 (2019.01); H04W 12/00512 (2019.01);
Abstract

Method for establishing secure communication between a plurality of IoT devices in one or more vehicles include: provisioning the plurality of IoT devices by providing a unique identification, a digital identity token and a cryptographic key to each of the plurality of IoT devices; establishing a secure communication line between the plurality of IoT devices by authenticating respective communication lines between respective IoT devices and issuing a digital certificate to the respective communication lines; grouping the plurality of IoT devices into different groups based on a predetermined criteria; and including a group membership for a group of the different groups in an attribute certificate indicating group characterization.


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