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DE60019216D1 - Vorrichtung zur Zeitstempelung vom Mappentyp und verteiltes Zeitstempelungssystem - Google Patents

Vorrichtung zur Zeitstempelung vom Mappentyp und verteiltes Zeitstempelungssystem

Info

Publication number
DE60019216D1
DE60019216D1 DE60019216T DE60019216T DE60019216D1 DE 60019216 D1 DE60019216 D1 DE 60019216D1 DE 60019216 T DE60019216 T DE 60019216T DE 60019216 T DE60019216 T DE 60019216T DE 60019216 D1 DE60019216 D1 DE 60019216D1
Authority
DE
Germany
Prior art keywords
time stamping
folder type
distributed
stamping device
distributed time
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 - Lifetime
Application number
DE60019216T
Other languages
English (en)
Other versions
DE60019216T2 (de
Inventor
Akira Takura
Satoshi Ono
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of DE60019216D1 publication Critical patent/DE60019216D1/de
Application granted granted Critical
Publication of DE60019216T2 publication Critical patent/DE60019216T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L9/3297—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 time stamps, e.g. generation of time stamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Computer And Data Communications (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Document Processing Apparatus (AREA)
DE60019216T 1999-09-01 2000-09-01 Vorrichtung zur Zeitstempelung vom Mappentyp und verteiltes Zeitstempelungssystem Expired - Lifetime DE60019216T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP24799399 1999-09-01
JP24799499 1999-09-01
JP24799499 1999-09-01
JP24799399 1999-09-01

Publications (2)

Publication Number Publication Date
DE60019216D1 true DE60019216D1 (de) 2005-05-12
DE60019216T2 DE60019216T2 (de) 2006-03-09

Family

ID=26538525

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60027054T Expired - Lifetime DE60027054T2 (de) 1999-09-01 2000-09-01 Verteiltes Zeitstempelungssystem
DE60019216T Expired - Lifetime DE60019216T2 (de) 1999-09-01 2000-09-01 Vorrichtung zur Zeitstempelung vom Mappentyp und verteiltes Zeitstempelungssystem

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE60027054T Expired - Lifetime DE60027054T2 (de) 1999-09-01 2000-09-01 Verteiltes Zeitstempelungssystem

Country Status (4)

Country Link
US (1) US6931537B1 (de)
EP (2) EP1081890B1 (de)
CA (1) CA2317139C (de)
DE (2) DE60027054T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050160272A1 (en) * 1999-10-28 2005-07-21 Timecertain, Llc System and method for providing trusted time in content of digital data files
DE10106083A1 (de) * 2001-02-08 2002-08-29 Jan Wendenburg Verfahren zur Zuordnung von digitalen Zeitstempeln
DE10118527C2 (de) * 2001-04-14 2003-02-20 Recognitec Ges Fuer Digitale B Verfahren zur Integritätsprüfung binärer Daten
GB2376323B (en) * 2001-06-09 2006-03-15 Hewlett Packard Co Trusted and verifiable data storage system
GB0120134D0 (en) * 2001-08-17 2001-10-10 Nokia Corp Improvements in or relating to communication networks and methods of distributing information around the network
GB0123453D0 (en) * 2001-09-28 2001-11-21 Ncipher Corp Ltd Time stamping device
EP1343098A1 (de) * 2002-03-07 2003-09-10 Hewlett-Packard Company Verbesserungen in Netzwerkumgebungen und Lokalisierung der Betriebsmittel darin
JP2003323357A (ja) * 2002-05-08 2003-11-14 Hitachi Ltd タイムスタンプ生成システム
US20030233455A1 (en) * 2002-06-14 2003-12-18 Mike Leber Distributed file sharing system
DE10308232A1 (de) * 2003-02-25 2004-09-09 Francotyp-Postalia Ag & Co. Kg Verfahren zur Ermittlung einer Zeitinformation
GB2400463B (en) 2003-04-11 2005-05-25 Nextenders Data processing apparatus and method for distributing and authenticating electronic documents
DE102004006806B4 (de) * 2003-08-16 2005-10-20 Secunet Security Networks Ag Verfahren zur Zeitstempelung digitaler Daten und Vorrichtung zur Durchführung des Verfahrens
US7715034B2 (en) * 2003-10-17 2010-05-11 Canon Kabushiki Kaisha Data processing device and data storage device for performing time certification of digital data
CN101086880B (zh) * 2004-04-02 2010-06-02 松下电器产业株式会社 未授权内容检测系统
CN101002217A (zh) * 2004-05-18 2007-07-18 西尔弗布鲁克研究有限公司 医药产品跟踪
US7340610B1 (en) 2004-08-31 2008-03-04 Hitachi, Ltd. Trusted time stamping storage system
JP4455474B2 (ja) * 2005-11-04 2010-04-21 株式会社東芝 タイムスタンプ更新装置及びタイムスタンプ更新プログラム
US20070220260A1 (en) * 2006-03-14 2007-09-20 Adobe Systems Incorporated Protecting the integrity of electronically derivative works
FR2907934B1 (fr) * 2006-10-27 2009-02-06 Inst Nat Rech Inf Automat Outil informatique de gestion de documents numeriques
JP2008129857A (ja) * 2006-11-21 2008-06-05 Konica Minolta Business Technologies Inc ファイル管理装置、ファイル管理方法、およびプログラム
WO2008061389A1 (de) * 2006-11-24 2008-05-29 Uptime Products Ag Vorrichtung und verfahren zum dokumentenmanagement
DE102007005638B4 (de) * 2007-02-05 2014-10-09 Siemens Aktiengesellschaft Verfahren zur Autorisierung des Zugriffs auf mindestens eine Automatisierungskompente einer technischen Anlage
US20090189441A1 (en) * 2008-01-29 2009-07-30 Paul Degoul Distributed electrical/electronic architectures for brake-by-wire brake systems
JP2010238102A (ja) * 2009-03-31 2010-10-21 Fujitsu Ltd 情報処理装置、認証システム、認証方法、認証装置及びプログラム
SE537697C2 (sv) 2013-08-08 2015-09-29 Enigio Time Ab Förfarande för att skapa signaler för tidsstämpling av dokument och förfarande för tidsstämpling av dokument
US20220353061A1 (en) * 2018-08-01 2022-11-03 Cable Television Laboratories, Inc. Systems and methods for data authentication using composite keys and signatures
US11552806B2 (en) * 2018-08-01 2023-01-10 Cable Television Laboratories, Inc. Systems and methods for enhanced public key infrastructure
EP3920069A1 (de) * 2020-06-02 2021-12-08 Penneo A/S Computerimplementiertes verfahren zur bereitstellung mindestens einer elektronischen signatur für mehrere elektronische dokumente und datenverarbeitungsvorrichtung oder system dafür
US12200122B1 (en) 2020-08-06 2025-01-14 Cable Television Laboratories, Inc. Systems and methods for advanced quantum-safe PKI credentials for authentications
CN115373950B (zh) * 2022-10-26 2023-01-24 北京芯可鉴科技有限公司 工控机与数据监测系统

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5001752A (en) 1989-10-13 1991-03-19 Fischer Addison M Public/key date-time notary facility
US5136643A (en) 1989-10-13 1992-08-04 Fischer Addison M Public/key date-time notary facility
US5022080A (en) 1990-04-16 1991-06-04 Durst Robert T Electronic notary
US5136646A (en) 1991-03-08 1992-08-04 Bell Communications Research, Inc. Digital document time-stamping with catenate certificate
EP0541727B1 (de) 1990-08-02 1999-11-17 Bell Communications Research, Inc. Verfahren zur sicheren zeitstempelung von digitalen dokumenten
US5136647A (en) 1990-08-02 1992-08-04 Bell Communications Research, Inc. Method for secure time-stamping of digital documents
US5422953A (en) 1993-05-05 1995-06-06 Fischer; Addison M. Personal date/time notary device
KR980700752A (ko) 1994-10-28 1998-03-30 더블유 스코트 스토네타 쥬니어 문서를 인증하고 확인하는 증명서를 제공하기 위한 디지털문서 인중시스템
JP4083218B2 (ja) * 1995-06-05 2008-04-30 サートコ・インコーポレーテッド マルチステップディジタル署名方法およびそのシステム
US5768389A (en) * 1995-06-21 1998-06-16 Nippon Telegraph And Telephone Corporation Method and system for generation and management of secret key of public key cryptosystem
US5768382A (en) * 1995-11-22 1998-06-16 Walker Asset Management Limited Partnership Remote-auditing of computer generated outcomes and authenticated biling and access control system using cryptographic and other protocols
US5625693A (en) * 1995-07-07 1997-04-29 Thomson Consumer Electronics, Inc. Apparatus and method for authenticating transmitting applications in an interactive TV system
JPH1039753A (ja) 1996-07-23 1998-02-13 Teruhito Oota 電子情報への確定日付付与法
JPH10105057A (ja) 1996-09-25 1998-04-24 Hitachi Software Eng Co Ltd タイムスタンプサーバシステム
US5958051A (en) 1996-11-27 1999-09-28 Sun Microsystems, Inc. Implementing digital signatures for data streams and data archives
JP3484030B2 (ja) 1997-01-24 2004-01-06 日本電信電話株式会社 電子文書の存在証明方法
AU6759998A (en) 1997-03-06 1998-09-22 Skylight Software, Inc. Cryptographic digital identity method
US6601172B1 (en) * 1997-12-31 2003-07-29 Philips Electronics North America Corp. Transmitting revisions with digital signatures
JP3515408B2 (ja) 1999-02-15 2004-04-05 日本電信電話株式会社 時刻認証装置

Also Published As

Publication number Publication date
EP1267517A3 (de) 2003-04-16
DE60027054D1 (de) 2006-05-18
EP1267517B1 (de) 2006-03-29
US6931537B1 (en) 2005-08-16
DE60027054T2 (de) 2006-11-09
EP1081890A2 (de) 2001-03-07
CA2317139A1 (en) 2001-03-01
EP1081890B1 (de) 2005-04-06
EP1081890A3 (de) 2002-09-25
CA2317139C (en) 2006-08-08
EP1267517A2 (de) 2002-12-18
DE60019216T2 (de) 2006-03-09

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Legal Events

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