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. 09, 2022

Filed:

Jan. 08, 2021
Applicant:

Toyota Motor North America, Inc., Plano, TX (US);

Inventors:

Satyajit P. Patne, The Colony, TX (US);

Edward Allen Cain, Jr., Plano, TX (US);

Adam Loyd Parker, Dallas, TX (US);

Jonathan Burnham, Frisco, TX (US);

Stephen Paul McFarland, Jr., Allen, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/40 (2006.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
H04L 12/40 (2013.01); H04L 9/3247 (2013.01); H04L 2012/40215 (2013.01); H04L 2012/40273 (2013.01);
Abstract

An example operation includes one or more of generating a data frame for transmission via a controller area network (CAN) bus of a transport, the data frame comprising data stored in a plurality of fields, encoding at least one authentication bit into a value within a data field of the generated data frame, wherein the at least one authentication bit comprises a digital signature based on a predefined key for the at least one authentication bit, and transmitting the generated data frame with the at least one authentication bit that comprises the digital signature via the CAN bus.


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