CA2374196A1 - Protection de la legitimite d'un document electronique et d'une copie imprimee associee - Google Patents

Protection de la legitimite d'un document electronique et d'une copie imprimee associee Download PDF

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Publication number
CA2374196A1
CA2374196A1 CA002374196A CA2374196A CA2374196A1 CA 2374196 A1 CA2374196 A1 CA 2374196A1 CA 002374196 A CA002374196 A CA 002374196A CA 2374196 A CA2374196 A CA 2374196A CA 2374196 A1 CA2374196 A1 CA 2374196A1
Authority
CA
Canada
Prior art keywords
document
seal
content
electronic
digest
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.)
Abandoned
Application number
CA002374196A
Other languages
English (en)
Inventor
Jiankang Wu
Qibin Sun
Huijie Deng
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.)
Kent Ridge Digital Labs
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2374196A1 publication Critical patent/CA2374196A1/fr
Abandoned legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C5/00—Ciphering apparatus or methods not provided for in the preceding groups, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/321—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving a third party or a trusted authority
    • H04L9/3213—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving a third party or a trusted authority using tickets or tokens, e.g. Kerberos
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3263—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/60—Digital content management, e.g. content distribution
    • H04L2209/608—Watermarking

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Document Processing Apparatus (AREA)

Abstract

L'invention concerne un document électronique (200) et un document imprimé correspondant dont la légitimité peut être protégée, ainsi qu'un procédé, un appareil, un programme informatique et un système conçus pour protéger la légitimité de documents électroniques et imprimés. Le document électronique (200) comprend le contenu d'un document original sous forme électronique, un condensé dudit contenu, un cachet électronique, ou Ce (224), servant à authentifier le document original sous forme électronique, le Ce comprenant un cachet visible d'une autorité intégrant le condensé, une composante (120C) optiquement sensible ajoutée au document authentifié aux fins de son impression par un procédé d'impression fiable. Ladite composante (120C) renferme des informations indiquant la copie ou la modification du document imprimé dans une copie ou une version modifiée du document imprimé.
CA002374196A 1999-08-21 1999-08-21 Protection de la legitimite d'un document electronique et d'une copie imprimee associee Abandoned CA2374196A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SG1999/000086 WO2001015382A1 (fr) 1999-08-21 1999-08-21 Protection de la legitimite d'un document electronique et d'une copie imprimee associee

Publications (1)

Publication Number Publication Date
CA2374196A1 true CA2374196A1 (fr) 2001-03-01

Family

ID=20430233

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002374196A Abandoned CA2374196A1 (fr) 1999-08-21 1999-08-21 Protection de la legitimite d'un document electronique et d'une copie imprimee associee

Country Status (5)

Country Link
JP (1) JP2003527778A (fr)
CN (1) CN1305251C (fr)
CA (1) CA2374196A1 (fr)
GB (1) GB2365184B (fr)
WO (1) WO2001015382A1 (fr)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6724895B1 (en) 1998-06-18 2004-04-20 Supersensor (Proprietary) Limited Electronic identification system and method with source authenticity verification
US6968317B1 (en) 2000-04-28 2005-11-22 Charles Schwab & Co., Inc. Method and apparatus for new accounts program
US7043636B2 (en) 2000-09-26 2006-05-09 Telefonaktiebolaget Lm Ericsson (Publ) Data integrity mechanisms for static and dynamic data
DE60133266T2 (de) 2001-05-03 2009-04-23 Telefonaktiebolaget Lm Ericsson (Publ) Verfahren und Vorrichtung zum Schutz der Datenintegrität
WO2002091668A2 (fr) * 2001-05-03 2002-11-14 Telefonaktiebolaget L M Ericsson Procede et systeme permettant de proteger l'integrite de donnees
GB0111063D0 (en) 2001-05-04 2001-06-27 Abathorn Ltd Method and apparatus for the creation of a self authenticating
US7137000B2 (en) 2001-08-24 2006-11-14 Zih Corp. Method and apparatus for article authentication
SE520754C2 (sv) * 2001-12-21 2003-08-19 Karl Erik Landberg Datanätrelaterat arrangemang (multilateralt)
SE520755C2 (sv) * 2001-12-21 2003-08-19 Karl Erik Landberg Datanätrelaterat arrangemang (bilateralt)
US6782116B1 (en) * 2002-11-04 2004-08-24 Mediasec Technologies, Gmbh Apparatus and methods for improving detection of watermarks in content that has undergone a lossy transformation
MXPA04011277A (es) 2002-05-14 2006-02-22 Mediasec Technologies Gmbh Patrones de autenticacion visibles para documento impreso.
AU2003281380A1 (en) * 2002-07-02 2004-01-23 Telefonaktiebolaget Lm Ericsson (Publ) Method of securing and exposing a logotype in an electronic device
CN100409224C (zh) * 2003-02-10 2008-08-06 吴建明 一种电子签名印章方法
KR100877943B1 (ko) 2003-10-06 2009-01-12 인터내셔널 비지네스 머신즈 코포레이션 컨테이너 선적 프로세스의 보안 관련 태양들을 문서화하는방법 및 시스템
US7428076B2 (en) * 2004-08-02 2008-09-23 Seiko Epson Corporation Smart copying for variable cost, editable printouts
JP4378300B2 (ja) * 2005-02-18 2009-12-02 キヤノン株式会社 印刷システム、印刷方法及びそのプログラム
JP4143641B2 (ja) 2005-12-07 2008-09-03 キヤノン株式会社 画像処理装置及び当該画像処理方法を実行するプログラム及び当該プログラムを格納した媒体
WO2007127038A2 (fr) * 2006-04-28 2007-11-08 Microsoft Corporation Signatures sécurisées
CN101311950B (zh) * 2007-05-25 2012-01-18 北京书生国际信息技术有限公司 一种电子印章的实现方法和装置
EP2048867B1 (fr) * 2007-10-10 2012-05-16 Deutsche Thomson OHG Procédé et système de génération et de vérification d'un joint numérique sur un document analogue
JP5287023B2 (ja) * 2008-08-12 2013-09-11 富士ゼロックス株式会社 画像処理システム、画像処理装置、権限者情報管理装置、権限者情報処理プログラム及び権限者情報管理プログラム
CN102541480B (zh) * 2010-12-21 2014-12-24 北大方正集团有限公司 打印作业的过滤方法和装置
JP2013081165A (ja) * 2011-09-23 2013-05-02 Kiyoshi Yazawa 確定日付付与文書
CN103065101A (zh) * 2012-12-14 2013-04-24 北京思特奇信息技术股份有限公司 一种文档防伪方法
CN103338103A (zh) * 2013-06-04 2013-10-02 中联重科股份有限公司 一种数据的加密方法、系统以及手持设备
CN104298653B (zh) * 2013-07-18 2017-11-24 北大方正集团有限公司 通过改变页面效果标识文档属性的方法和装置
CN103729656A (zh) * 2014-01-22 2014-04-16 河北远东通信系统工程有限公司 印鉴印痕的鉴别方法及鉴别系统
JP6183400B2 (ja) * 2015-03-31 2017-08-23 コニカミノルタ株式会社 契約書作成プログラム、契約書検証プログラム、最終暗号作成プログラム、契約書作成システム、契約書検証システム及び最終暗号作成システム
CN108776664B (zh) * 2018-04-19 2023-06-16 北京立思辰计算机技术有限公司 强制文件回收方法和系统
CN110598531A (zh) * 2019-07-30 2019-12-20 云南昆钢电子信息科技有限公司 一种基于移动端人脸识别电子印章的方法和系统
US10755095B1 (en) 2020-01-02 2020-08-25 Capital One Services, Llc System for scanning solicitations for fraud detection
CN112016129B (zh) * 2020-06-08 2024-03-29 杭州印界科技集团有限公司 工程图纸签章授权及打印系统和打印机
EP4152184A1 (fr) * 2021-09-17 2023-03-22 Freshape SA Procédé de signature de documents

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US4981370A (en) * 1990-01-29 1991-01-01 Dziewit Halina S Document authentication apparatus
US5748807A (en) * 1992-10-09 1998-05-05 Panasonic Technologies, Inc. Method and means for enhancing optical character recognition of printed documents
US5606609A (en) * 1994-09-19 1997-02-25 Scientific-Atlanta Electronic document verification system and method
US5748738A (en) * 1995-01-17 1998-05-05 Document Authentication Systems, Inc. System and method for electronic transmission, storage and retrieval of authenticated documents
JP3540511B2 (ja) * 1996-06-18 2004-07-07 株式会社東芝 電子署名検証装置
JP2818582B2 (ja) * 1996-08-13 1998-10-30 新潟日本電気ソフトウェア株式会社 電子印鑑作成方法および装置
JPH11143969A (ja) * 1997-11-07 1999-05-28 Ffc:Kk 電子印鑑の認証装置

Also Published As

Publication number Publication date
WO2001015382A1 (fr) 2001-03-01
CN1361960A (zh) 2002-07-31
JP2003527778A (ja) 2003-09-16
GB2365184B (en) 2004-06-16
GB0127490D0 (en) 2002-01-09
GB2365184A (en) 2002-02-13
CN1305251C (zh) 2007-03-14

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued