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.
Patent No.:
Date of Patent:
Jan. 31, 2017
Filed:
Jul. 30, 2010
Applicants:
Laurie Genelle, Saint Martin du Tertre, FR;
Christophe Giraud, Pessac, FR;
Emmanuel Prouff, Paris, FR;
Inventors:
Laurie Genelle, Saint Martin du Tertre, FR;
Christophe Giraud, Pessac, FR;
Emmanuel Prouff, Paris, FR;
Assignee:
OBERTHUR TECHNOLOGIES, Levallois-Perret, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); H04L 9/06 (2006.01); H04L 9/00 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0631 (2013.01); H04L 9/004 (2013.01);
Abstract
A method of cryptographic processing of data (X), in particular a method protected against fault injection attacks, and an associated device. The processing includes at least one transformation (-) of an input data item (s) into a result data item (s'). In this case the method includes a step (E) of verifying the transformation including the following steps: