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Christophe GIRAUD patents

Recent bibliographic sampling of Christophe GIRAUD patents listed/published in the public domain by the USPTO (USPTO Patent Application #,Title):

02/03/11 - 20110029784 - Method of processing data protected against fault injection attacks and associated device
comparing (E212) the verification data item and the first compressed data item....
Inventors: Laurie Genelle, Christophe Giraud, Emmanuel Prouff (Oberthur Technologies)

09/23/10 - 20100241863 - Device for reproducing digital content, secure electronic entity, system comprising said elements and method for reproducing digital content
The invention concerns a method for reproducing digital content including the following steps: receiving (E222) an identifier (Id′) of the digital content from a secure electronic entity; extracting (E226) a digital watermark of the digital content; controlling (E232) the reproduction of the content based on a comparison between the extracted...
Inventors: Christophe Giraud, Jean-bernard Fischer, Caroline Fontaine, Abdellatif Benjelloun-touimi, Michel Milhau, Benoît Prady (France Telecom)

10/08/09 - 20090254761 - Secure data processing method and associated device
A secure data processing method includes the following steps: padding (E206) a memory area (MAC′) with a pad value (A); writing (E208) a first datum in the memory area (MAC′); in the area, reading (E210) a second datum with at least one part of the first datum as it was...
Inventors: Hugues Thiebeauld De La Crouee, Christophe Giraud

09/24/09 - 20090240756 - Method for processing data involving modular exponentiation and related device
A data processing method, whereby an element is subjected to a first operation with a given operand. The method includes a step of updating by a second operation a first variable (B; a0; S′p, S′q) or a second variable (A; a1; Sp, Sq), depending on whether a corresponding bit of...
Inventors: Arnaud Boscher, Christophe Giraud, Robert Naciri (Oberthur Card Systems Sa)

02/05/09 - 20090034717 - Method of processing data protected against attacks by generating errors and associated device
comparing the first compressed data word and the second compressed data word....
Inventors: Christophe Giraud, Hugues Thiebeauld De La Crouee (Oberthur Technologies)

Oberthur Technologies, France Telecom, Oberthur Card Systems Sa

(*May have duplicates - we are upgrading our archive.)

20110029784 - Method of processing data protected against fault injection attacks and associated device


The bibliographic references displayed about Christophe GIRAUD's patents are for a recent sample of Christophe GIRAUD's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the website. If Christophe GIRAUD filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the website.


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