ATE468675T1 - Verfahren und vorrichtung zur zeitstempelung - Google Patents

Verfahren und vorrichtung zur zeitstempelung

Info

Publication number
ATE468675T1
ATE468675T1 AT02755352T AT02755352T ATE468675T1 AT E468675 T1 ATE468675 T1 AT E468675T1 AT 02755352 T AT02755352 T AT 02755352T AT 02755352 T AT02755352 T AT 02755352T AT E468675 T1 ATE468675 T1 AT E468675T1
Authority
AT
Austria
Prior art keywords
clock
output
timer
virtual
clocks
Prior art date
Application number
AT02755352T
Other languages
English (en)
Inventor
Ian Nigel Harvey
Original Assignee
Ncipher Corp Ltd
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 Ncipher Corp Ltd filed Critical Ncipher Corp Ltd
Application granted granted Critical
Publication of ATE468675T1 publication Critical patent/ATE468675T1/de

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)
  • Electric Clocks (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)
  • Forging (AREA)
  • Lock And Its Accessories (AREA)
  • Soil Working Implements (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
AT02755352T 2001-09-28 2002-09-10 Verfahren und vorrichtung zur zeitstempelung ATE468675T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0123453.3A GB0123453D0 (en) 2001-09-28 2001-09-28 Time stamping device
PCT/GB2002/004102 WO2003030446A1 (en) 2001-09-28 2002-09-10 Time stamping device

Publications (1)

Publication Number Publication Date
ATE468675T1 true ATE468675T1 (de) 2010-06-15

Family

ID=9922958

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02755352T ATE468675T1 (de) 2001-09-28 2002-09-10 Verfahren und vorrichtung zur zeitstempelung

Country Status (7)

Country Link
US (1) US7650508B2 (de)
EP (1) EP1430639B1 (de)
AT (1) ATE468675T1 (de)
DE (1) DE60236444D1 (de)
ES (1) ES2346299T3 (de)
GB (1) GB0123453D0 (de)
WO (1) WO2003030446A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009506405A (ja) 2005-08-09 2009-02-12 ネクサン テクノロジーズ カナダ インコーポレイテッド データアーカイブシステム
FR2893440A1 (fr) * 2005-11-15 2007-05-18 France Telecom Serveur et procede d'horodatage de donnees electroniques
JP4844281B2 (ja) * 2006-08-10 2011-12-28 富士ゼロックス株式会社 ドキュメント管理装置及びプログラム
US20080195860A1 (en) * 2007-02-14 2008-08-14 Motorola, Inc. Method and apparatus for detecting a compromised node in a network

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US16849A (en) * 1857-03-17 Machine foe
US4644542A (en) 1984-10-16 1987-02-17 International Business Machines Corporation Fault-tolerant atomic broadcast methods
US5189700A (en) * 1989-07-05 1993-02-23 Blandford Robert R Devices to (1) supply authenticated time and (2) time stamp and authenticate digital documents
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
US5136647A (en) * 1990-08-02 1992-08-04 Bell Communications Research, Inc. Method for secure time-stamping of digital documents
NZ329891A (en) 1994-01-13 2000-01-28 Certco Llc Method of upgrading firmware of trusted device using embedded key
US6367013B1 (en) * 1995-01-17 2002-04-02 Eoriginal Inc. System and method for electronic transmission, storage, and retrieval of authenticated electronic original documents
US7069451B1 (en) * 1995-02-13 2006-06-27 Intertrust Technologies Corp. Systems and methods for secure transaction management and electronic rights protection
US6959387B2 (en) * 1996-03-21 2005-10-25 Walker Digital, Llc Method and apparatus for verifying secure document timestamping
US5923763A (en) * 1996-03-21 1999-07-13 Walker Asset Management Limited Partnership Method and apparatus for secure document timestamping
US6125368A (en) 1997-02-28 2000-09-26 Oracle Corporation Fault-tolerant timestamp generation for multi-node parallel databases
CA2317139C (en) * 1999-09-01 2006-08-08 Nippon Telegraph And Telephone Corporation Folder type time stamping system and distributed time stamping system
US6792536B1 (en) * 1999-10-20 2004-09-14 Timecertain Llc Smart card system and methods for proving dates in digital files
GB9927952D0 (en) 1999-11-26 2000-01-26 Caldwell Kenneth A ventilation apparatus
US6742119B1 (en) * 1999-12-10 2004-05-25 International Business Machines Corporation Time stamping method using time delta in key certificate
US6965998B1 (en) * 1999-12-10 2005-11-15 International Business Machines Corporation Time stamping method using time-based signature key
US6928230B2 (en) 2000-02-21 2005-08-09 Hewlett-Packard Development Company, L.P. Associating recordings and auxiliary data
US7272720B2 (en) * 2000-09-27 2007-09-18 Fujitsu Limited Date-and-time management device and signature generation apparatus with date-and-time management function
US20020104004A1 (en) * 2001-02-01 2002-08-01 Bruno Couillard Method and apparatus for synchronizing real-time clocks of time stamping cryptographic modules
US7395447B2 (en) * 2002-09-16 2008-07-01 Silicon Labs Cp, Inc. Precision oscillator for an asynchronous transmission system

Also Published As

Publication number Publication date
GB0123453D0 (en) 2001-11-21
ES2346299T3 (es) 2010-10-14
EP1430639B1 (de) 2010-05-19
US7650508B2 (en) 2010-01-19
US20050125672A1 (en) 2005-06-09
WO2003030446A1 (en) 2003-04-10
DE60236444D1 (de) 2010-07-01
EP1430639A1 (de) 2004-06-23

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties