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:
Feb. 13, 2018

Filed:

Apr. 19, 2017
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Dirk Wagner, Pfinztal, DE;

Andreas Soenkens, Remseck Am Neckar, DE;

Frank Ahnert, Ludwigsburg, DE;

Juergen Schramm, Bietigheim-Bissingen, DE;

Thomas Hartgen, Ludwigsburg, DE;

Werner Stadler, Karlsruhe, DE;

Assignee:

ROBERT BOSCH GMBH, Stuttgart, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/04 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 63/123 (2013.01); H04L 63/1466 (2013.01);
Abstract

A method and device for avoiding manipulation of a data transmission. A message containing a message authentication code is received at a processing unit, the message from the processing unit is transferred to a hardware module, a check value as a function of the received message is computed in the hardware module, the received message authentication code and the check value are compared in the hardware module, a result of the comparison is transferred from the hardware module to the processing unit as an output variable, the message authentication code received in the message from the processing unit is checked in the processing unit based on the output variable.


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