FR2779592B1 - Procede de signature d'un document numerique par dissimulation d'une information binaire - Google Patents

Procede de signature d'un document numerique par dissimulation d'une information binaire

Info

Publication number
FR2779592B1
FR2779592B1 FR9807607A FR9807607A FR2779592B1 FR 2779592 B1 FR2779592 B1 FR 2779592B1 FR 9807607 A FR9807607 A FR 9807607A FR 9807607 A FR9807607 A FR 9807607A FR 2779592 B1 FR2779592 B1 FR 2779592B1
Authority
FR
France
Prior art keywords
signing
binary information
digital document
covering
covering binary
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9807607A
Other languages
English (en)
Other versions
FR2779592A1 (fr
Inventor
Jean Luc Dugelay
Stephane Roche
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Institut Eurecom
Original Assignee
Institut Eurecom
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Institut Eurecom filed Critical Institut Eurecom
Priority to FR9807607A priority Critical patent/FR2779592B1/fr
Publication of FR2779592A1 publication Critical patent/FR2779592A1/fr
Application granted granted Critical
Publication of FR2779592B1 publication Critical patent/FR2779592B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32352—Controlling detectability or arrangements to facilitate detection or retrieval of the embedded information, e.g. using markers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
    • H04N2201/3233—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of authentication information, e.g. digital signature, watermark
    • H04N2201/3236—Details of authentication information generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3269—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs
    • H04N2201/327—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs which are undetectable to the naked eye, e.g. embedded codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
FR9807607A 1998-06-09 1998-06-09 Procede de signature d'un document numerique par dissimulation d'une information binaire Expired - Fee Related FR2779592B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9807607A FR2779592B1 (fr) 1998-06-09 1998-06-09 Procede de signature d'un document numerique par dissimulation d'une information binaire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9807607A FR2779592B1 (fr) 1998-06-09 1998-06-09 Procede de signature d'un document numerique par dissimulation d'une information binaire

Publications (2)

Publication Number Publication Date
FR2779592A1 FR2779592A1 (fr) 1999-12-10
FR2779592B1 true FR2779592B1 (fr) 2000-09-01

Family

ID=9527472

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9807607A Expired - Fee Related FR2779592B1 (fr) 1998-06-09 1998-06-09 Procede de signature d'un document numerique par dissimulation d'une information binaire

Country Status (1)

Country Link
FR (1) FR2779592B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5721788A (en) * 1992-07-31 1998-02-24 Corbis Corporation Method and system for digital image signatures
WO1997040619A1 (fr) * 1996-04-23 1997-10-30 Charney, Leon, H. Systeme et procede d'identification de document produit par un logiciel pirate
US5915027A (en) * 1996-11-05 1999-06-22 Nec Research Institute Digital watermarking

Also Published As

Publication number Publication date
FR2779592A1 (fr) 1999-12-10

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060228