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:
Dec. 03, 2024
Filed:
Jun. 27, 2022
Stmicroelectronics (Rousset) Sas, Rousset, FR;
Simon Landry, Marseilles, FR;
Yanis Linge, Fuveau, FR;
STMICROELECTRONICS (ROUSSET) SAS, Rousset, FR;
Abstract
The present disclosure relates to a method for protecting a first data item applied to a cryptographic algorithm, executed by a processor, wherein said algorithm is a per-round algorithm, with each round processing contents of first, second and third registers, the content of the second register being masked, during first parity rounds, by the content of a fourth register and the content of the third register being masked, during second parity rounds, by the content of a fifth register.
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