EP1105994A4 - Time-stamping with binary linking schemes - Google Patents

Time-stamping with binary linking schemes

Info

Publication number
EP1105994A4
EP1105994A4 EP99942384A EP99942384A EP1105994A4 EP 1105994 A4 EP1105994 A4 EP 1105994A4 EP 99942384 A EP99942384 A EP 99942384A EP 99942384 A EP99942384 A EP 99942384A EP 1105994 A4 EP1105994 A4 EP 1105994A4
Authority
EP
European Patent Office
Prior art keywords
stamping
time
linking schemes
binary
binary linking
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.)
Withdrawn
Application number
EP99942384A
Other languages
German (de)
French (fr)
Other versions
EP1105994A1 (en
Inventor
Ahto Bildos
Peeter Laud
Helger Lipmaa
Jan Villemson
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.)
RLJ TIMESTAMP Corp
Original Assignee
RLJ TIMESTAMP 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 RLJ TIMESTAMP CORP filed Critical RLJ TIMESTAMP CORP
Publication of EP1105994A1 publication Critical patent/EP1105994A1/en
Publication of EP1105994A4 publication Critical patent/EP1105994A4/en
Withdrawn legal-status Critical Current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
    • H04L9/3247—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
    • 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
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
EP99942384A 1998-08-18 1999-08-18 Time-stamping with binary linking schemes Withdrawn EP1105994A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US9693598P 1998-08-18 1998-08-18
US96935P 1998-08-18
US37593599A 1999-08-17 1999-08-17
US375935 1999-08-17
PCT/US1999/019061 WO2000011828A1 (en) 1998-08-18 1999-08-18 Time-stamping with binary linking schemes

Publications (2)

Publication Number Publication Date
EP1105994A1 EP1105994A1 (en) 2001-06-13
EP1105994A4 true EP1105994A4 (en) 2004-12-01

Family

ID=26792222

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99942384A Withdrawn EP1105994A4 (en) 1998-08-18 1999-08-18 Time-stamping with binary linking schemes

Country Status (5)

Country Link
EP (1) EP1105994A4 (en)
JP (1) JP2002530709A (en)
CN (1) CN1319290A (en)
AU (1) AU5577599A (en)
WO (1) WO2000011828A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3899808B2 (en) * 2000-12-07 2007-03-28 株式会社日立製作所 Digital signature generation method and digital signature verification method
DE10106083A1 (en) * 2001-02-08 2002-08-29 Jan Wendenburg Procedure for assigning digital time stamps
US8261975B2 (en) 2001-03-07 2012-09-11 Diebold, Incorporated Automated banking machine that operates responsive to data bearing records
US7451116B2 (en) * 2001-03-07 2008-11-11 Diebold, Incorporated Automated transaction machine digital signature system and method
US20090026753A1 (en) * 2007-07-28 2009-01-29 Simske Steven J Security deterrent mark and methods of forming the same
EP3022954B1 (en) * 2013-07-19 2019-06-19 Nokia Solutions and Networks Oy Network assisted automatic disaster trigger to enable device-to-device (d2d) ad hoc communication
WO2016050285A1 (en) 2014-09-30 2016-04-07 Telefonaktiebolaget L M Ericsson (Publ) Technique for handling data in a data network
WO2016131575A1 (en) * 2015-02-20 2016-08-25 Telefonaktiebolaget Lm Ericsson (Publ) Method of providing a hash value for a piece of data, electronic device and computer program
US10447479B2 (en) 2015-02-20 2019-10-15 Telefonaktiebolaget Lm Ericsson (Publ) Method of providing a hash value for a piece of data, electronic device and computer program
EP3281145B1 (en) 2015-04-10 2019-11-06 Telefonaktiebolaget LM Ericsson (publ) Verification paths of leaves of a tree
CN110084032B (en) * 2018-01-26 2023-08-22 阿里巴巴集团控股有限公司 Time stamp, time verification, data processing method, apparatus, medium
CN115277239B (en) * 2022-08-02 2023-12-05 恒生电子股份有限公司 Encryption method and device for database data

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
BAYER,HABER: "Improving the Efficiency and Reliability of Digital Time Stamping", METHODS IN COMMUNICATION, SECURITY AND COMPUTER SCIENCE, 1993, NEY YORK, XP002292803, Retrieved from the Internet <URL:http://citeseer.ist.psu.edu/bayer93improving.html> [retrieved on 20040817] *
BULDAS, LAUD: "New linking schemes for digital time-stamping", PROCEEDINGS OF 1998 INTERNATIONAL CONFERENCE ON INFORMATION SECURITY AND CRYPTOLOGY, 18 December 1998 (1998-12-18), KOREA, XP002292802, Retrieved from the Internet <URL:http://citeseer.ist.psu.edu/buldas98new.html> [retrieved on 20040817] *
HABER,STORNETTA: "How to Time-stamp a Digital Document", JOURNAL OF CRYPTOLOGY, vol. 3, no. 2, 1991, pages 99 - 111, XP002292804, Retrieved from the Internet <URL:http://citeseer.ist.psu.edu/haber91how.html> [retrieved on 20040817] *
MENEZES, VANSTONE, OORSCHOT: "Handbook of Applied Cryptography", 1997, CRC PRESS LLC, USA, XP002292896 *
See also references of WO0011828A1 *

Also Published As

Publication number Publication date
WO2000011828A1 (en) 2000-03-02
CN1319290A (en) 2001-10-24
WO2000011828A8 (en) 2000-06-02
EP1105994A1 (en) 2001-06-13
AU5577599A (en) 2000-03-14
JP2002530709A (en) 2002-09-17
WO2000011828A9 (en) 2000-08-17

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