DE60207645D1 - Verfahren und Vorrichtung zur sicheren Zeitmarkierung von digitalen Daten - Google Patents

Verfahren und Vorrichtung zur sicheren Zeitmarkierung von digitalen Daten

Info

Publication number
DE60207645D1
DE60207645D1 DE60207645T DE60207645T DE60207645D1 DE 60207645 D1 DE60207645 D1 DE 60207645D1 DE 60207645 T DE60207645 T DE 60207645T DE 60207645 T DE60207645 T DE 60207645T DE 60207645 D1 DE60207645 D1 DE 60207645D1
Authority
DE
Germany
Prior art keywords
digital data
secure time
time marking
marking
secure
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
DE60207645T
Other languages
English (en)
Inventor
Bruno Couillard
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.)
Chrysalis ITS Inc
Original Assignee
Chrysalis ITS Inc
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 Chrysalis ITS Inc filed Critical Chrysalis ITS Inc
Application granted granted Critical
Publication of DE60207645D1 publication Critical patent/DE60207645D1/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
    • 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
    • H04L2209/56—Financial cryptography, e.g. electronic payment or e-cash

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
DE60207645T 2001-08-02 2002-08-01 Verfahren und Vorrichtung zur sicheren Zeitmarkierung von digitalen Daten Expired - Lifetime DE60207645D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/919,958 US7328348B2 (en) 2001-08-02 2001-08-02 Method and system for securely timestamping digital data

Publications (1)

Publication Number Publication Date
DE60207645D1 true DE60207645D1 (de) 2006-01-05

Family

ID=25442936

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60207645T Expired - Lifetime DE60207645D1 (de) 2001-08-02 2002-08-01 Verfahren und Vorrichtung zur sicheren Zeitmarkierung von digitalen Daten

Country Status (3)

Country Link
US (1) US7328348B2 (de)
EP (1) EP1282263B1 (de)
DE (1) DE60207645D1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0122169D0 (en) * 2001-09-13 2001-10-31 Ncipher Corp Ltd Digital time stamping system
US6959297B2 (en) 2002-04-25 2005-10-25 Winnow Technology, Llc System and process for searching within a data stream using a pointer matrix and a trap matrix
US7861088B1 (en) * 2002-12-10 2010-12-28 Verizon Laboratories Inc. Method and system for verifiably recording voice communications
US7486673B2 (en) 2005-08-29 2009-02-03 Connect Technologies Corporation Method and system for reassembling packets prior to searching
US7719996B2 (en) * 2006-09-25 2010-05-18 Hewlett-Packard Development Company, L.P. Encoding timestamps
US8203431B2 (en) 2007-02-14 2012-06-19 Nxp B.V. Method of processing data, electronic device and transponder
US9830366B2 (en) * 2008-03-22 2017-11-28 Thomson Reuters Global Resources Online analytic processing cube with time stamping
US8099602B2 (en) * 2008-09-26 2012-01-17 Mykonos Software, Inc. Methods for integrating security in network communications and systems thereof
US20100241533A1 (en) * 2009-03-23 2010-09-23 Li Ho Tax data validity documentation
US9922332B2 (en) * 2009-12-09 2018-03-20 Robert Sant'Anselmo Digital signatory and time stamping notary service for documents and objects
US10448122B1 (en) 2018-07-02 2019-10-15 The Nielsen Company (Us), Llc Methods and apparatus to extend a timestamp range supported by a watermark
US10448123B1 (en) 2018-07-02 2019-10-15 The Nielsen Company (Us), Llc Methods and apparatus to extend a timestamp range supported by a watermark
KR20210119975A (ko) 2019-01-10 2021-10-06 엠에이치엠 마이크로테크니크 에스에이알엘 네트워크 연결 가능한 감지 장치

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5966446A (en) * 1995-09-29 1999-10-12 Intel Corporation Time-bracketing infrastructure implementation
US5923763A (en) 1996-03-21 1999-07-13 Walker Asset Management Limited Partnership Method and apparatus for secure document timestamping
US5949879A (en) * 1996-09-06 1999-09-07 Pitney Bowes Inc. Auditable security system for the generation of cryptographically protected digital data
US5956404A (en) * 1996-09-30 1999-09-21 Schneier; Bruce Digital signature with auditing bits
EP1056015A4 (de) * 1998-01-21 2005-01-05 Tokyo Electron Ltd Speichervorrichtung, ver- und entschlüsselungsvorrichtung und zugriffsverfahren auf nichtflüchtige speicher
US6466048B1 (en) * 2001-05-23 2002-10-15 Mosaid Technologies, Inc. Method and apparatus for switchably selecting an integrated circuit operating mode

Also Published As

Publication number Publication date
EP1282263A2 (de) 2003-02-05
US7328348B2 (en) 2008-02-05
EP1282263B1 (de) 2005-11-30
US20030028778A1 (en) 2003-02-06
EP1282263A3 (de) 2003-11-19

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Legal Events

Date Code Title Description
8332 No legal effect for de