GB0127490D0 - Legitimacy protection of electronic document and a printed copy thereof - Google Patents
Legitimacy protection of electronic document and a printed copy thereofInfo
- Publication number
- GB0127490D0 GB0127490D0 GBGB0127490.1A GB0127490A GB0127490D0 GB 0127490 D0 GB0127490 D0 GB 0127490D0 GB 0127490 A GB0127490 A GB 0127490A GB 0127490 D0 GB0127490 D0 GB 0127490D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- electronic document
- printed copy
- legitimacy
- protection
- legitimacy protection
- 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.)
- Granted
Links
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)
- Image Processing (AREA)
- Editing Of Facsimile Originals (AREA)
- Document Processing Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/SG1999/000086 WO2001015382A1 (en) | 1999-08-21 | 1999-08-21 | Legitimacy protection of electronic document and a printed copy thereof |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0127490D0 true GB0127490D0 (en) | 2002-01-09 |
GB2365184A GB2365184A (en) | 2002-02-13 |
GB2365184B GB2365184B (en) | 2004-06-16 |
Family
ID=20430233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0127490A Expired - Fee Related GB2365184B (en) | 1999-08-21 | 1999-08-21 | Legitimacy protection of electronic document and a printed copy thereof |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP2003527778A (en) |
CN (1) | CN1305251C (en) |
CA (1) | CA2374196A1 (en) |
GB (1) | GB2365184B (en) |
WO (1) | WO2001015382A1 (en) |
Families Citing this family (33)
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 |
WO2002091668A2 (en) * | 2001-05-03 | 2002-11-14 | Telefonaktiebolaget L M Ericsson | Method and system for data integrity protection |
DE60133266T2 (en) | 2001-05-03 | 2009-04-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and device for protecting data integrity |
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 |
SE520755C2 (en) * | 2001-12-21 | 2003-08-19 | Karl Erik Landberg | Computer networking arrangement (bilateral) |
SE520754C2 (en) * | 2001-12-21 | 2003-08-19 | Karl Erik Landberg | Computer networking arrangement (multilateral) |
JP4554358B2 (en) | 2002-05-14 | 2010-09-29 | メディアセック テクノロジーズ ゲーエムべーハー | Visible authentication pattern for printed documents |
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 |
AU2003281380A1 (en) * | 2002-07-02 | 2004-01-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Method of securing and exposing a logotype in an electronic device |
CN100409224C (en) * | 2003-02-10 | 2008-08-06 | 吴建明 | Novel electronic signature stamp technique |
WO2005034425A1 (en) | 2003-10-06 | 2005-04-14 | International Business Machines Corporation | Documenting security related aspects in the process of container shipping |
US7428076B2 (en) | 2004-08-02 | 2008-09-23 | Seiko Epson Corporation | Smart copying for variable cost, editable printouts |
JP4378300B2 (en) * | 2005-02-18 | 2009-12-02 | キヤノン株式会社 | Printing system, printing method and program thereof |
JP4143641B2 (en) | 2005-12-07 | 2008-09-03 | キヤノン株式会社 | Image processing apparatus, program for executing the image processing method, and medium storing the program |
KR20080113264A (en) * | 2006-04-28 | 2008-12-29 | 마이크로소프트 코포레이션 | Secure signatures |
CN101311950B (en) * | 2007-05-25 | 2012-01-18 | 北京书生国际信息技术有限公司 | Electronic stamp realization method and device |
EP2048867B1 (en) * | 2007-10-10 | 2012-05-16 | Deutsche Thomson OHG | Method and system for generation and verification of a digital seal on an analog document |
JP5287023B2 (en) * | 2008-08-12 | 2013-09-11 | 富士ゼロックス株式会社 | Image processing system, image processing apparatus, authorized person information management apparatus, authorized person information processing program, and authorized person information management program |
CN102541480B (en) * | 2010-12-21 | 2014-12-24 | 北大方正集团有限公司 | Filtering method and device for printing |
JP2013081165A (en) * | 2011-09-23 | 2013-05-02 | Kiyoshi Yazawa | Document with fixed date |
CN103065101A (en) * | 2012-12-14 | 2013-04-24 | 北京思特奇信息技术股份有限公司 | Anti-counterfeiting method for documents |
CN103338103A (en) * | 2013-06-04 | 2013-10-02 | 中联重科股份有限公司 | Data encryption method and system and handheld device |
CN104298653B (en) * | 2013-07-18 | 2017-11-24 | 北大方正集团有限公司 | The method and apparatus for identifying document properties by changing page effect |
CN103729656A (en) * | 2014-01-22 | 2014-04-16 | 河北远东通信***工程有限公司 | Seal imprint identification method and identification system |
JP6183400B2 (en) * | 2015-03-31 | 2017-08-23 | コニカミノルタ株式会社 | Contract creation program, contract validation program, final encryption creation program, contract creation system, contract validation system, and final encryption creation system |
CN108776664B (en) * | 2018-04-19 | 2023-06-16 | 北京立思辰计算机技术有限公司 | Forced file recycling method and system |
CN110598531A (en) * | 2019-07-30 | 2019-12-20 | 云南昆钢电子信息科技有限公司 | Method and system for recognizing electronic seal based on face of mobile terminal |
US10755095B1 (en) | 2020-01-02 | 2020-08-25 | Capital One Services, Llc | System for scanning solicitations for fraud detection |
CN112016129B (en) * | 2020-06-08 | 2024-03-29 | 杭州印界科技集团有限公司 | Engineering drawing signature authorization and printing system and printer |
EP4152184A1 (en) * | 2021-09-17 | 2023-03-22 | Freshape SA | Process of signing documents |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 (en) * | 1996-06-18 | 2004-07-07 | 株式会社東芝 | Electronic signature verification device |
JP2818582B2 (en) * | 1996-08-13 | 1998-10-30 | 新潟日本電気ソフトウェア株式会社 | Electronic seal making method and device |
JPH11143969A (en) * | 1997-11-07 | 1999-05-28 | Ffc:Kk | Authentication device for electronic seal impression |
-
1999
- 1999-08-21 CN CNB998168270A patent/CN1305251C/en not_active Expired - Fee Related
- 1999-08-21 CA CA002374196A patent/CA2374196A1/en not_active Abandoned
- 1999-08-21 GB GB0127490A patent/GB2365184B/en not_active Expired - Fee Related
- 1999-08-21 JP JP2001518984A patent/JP2003527778A/en active Pending
- 1999-08-21 WO PCT/SG1999/000086 patent/WO2001015382A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
GB2365184A (en) | 2002-02-13 |
GB2365184B (en) | 2004-06-16 |
CN1305251C (en) | 2007-03-14 |
CN1361960A (en) | 2002-07-31 |
CA2374196A1 (en) | 2001-03-01 |
WO2001015382A1 (en) | 2001-03-01 |
JP2003527778A (en) | 2003-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20130821 |