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:
Oct. 25, 2011
Filed:
Jul. 06, 2005
Joan Daemen, Overpelt, BE;
Pierre Guillemin, Marseilles, FR;
Claude Anguille, Banc Bel Air, FR;
Michel Bardouillet, Rousset, FR;
Pierre-yvan Liardet, Peynier, FR;
Yannick Teglia, Marseilles, FR;
Joan Daemen, Overpelt, BE;
Pierre Guillemin, Marseilles, FR;
Claude Anguille, Banc Bel Air, FR;
Michel Bardouillet, Rousset, FR;
Pierre-Yvan Liardet, Peynier, FR;
Yannick Teglia, Marseilles, FR;
STMicroelectronics S.A., Montrouge, FR;
Proton World International N.V., Zaventem, BE;
Abstract
A method and an element of ciphering by an integrated processor of data to be stored in a memory, including applying a ciphering algorithm which is a function of a key specific to the integrated circuit and of an initialization vector, and of memorizing at least the ciphered data, the initialization vector depending at least on the address of storage of the data in the memory.