CA2304342C - Method and system for transient key digital time stamps - Google Patents

Method and system for transient key digital time stamps Download PDF

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Publication number
CA2304342C
CA2304342C CA002304342A CA2304342A CA2304342C CA 2304342 C CA2304342 C CA 2304342C CA 002304342 A CA002304342 A CA 002304342A CA 2304342 A CA2304342 A CA 2304342A CA 2304342 C CA2304342 C CA 2304342C
Authority
CA
Canada
Prior art keywords
key
time interval
certification request
private key
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 - Fee Related
Application number
CA002304342A
Other languages
English (en)
French (fr)
Other versions
CA2304342A1 (en
Inventor
Michael D. Doyle
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.)
DFS Linkages Inc
Original Assignee
DFS Linkages 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 DFS Linkages Inc filed Critical DFS Linkages Inc
Publication of CA2304342A1 publication Critical patent/CA2304342A1/en
Application granted granted Critical
Publication of CA2304342C publication Critical patent/CA2304342C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0823—Network architectures or network communication protocols for network security for authentication of entities using certificates
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/12—Applying verification of the received information
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
    • H04L2463/121—Timestamp

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Circuits Of Receivers In General (AREA)
CA002304342A 1997-09-22 1998-09-22 Method and system for transient key digital time stamps Expired - Fee Related CA2304342C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5945597P 1997-09-22 1997-09-22
US60/059,455 1997-09-22
PCT/US1998/020036 WO1999016209A1 (en) 1997-09-22 1998-09-22 Method and system for transient key digital time stamps

Publications (2)

Publication Number Publication Date
CA2304342A1 CA2304342A1 (en) 1999-04-01
CA2304342C true CA2304342C (en) 2009-01-27

Family

ID=22023060

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002304342A Expired - Fee Related CA2304342C (en) 1997-09-22 1998-09-22 Method and system for transient key digital time stamps

Country Status (7)

Country Link
EP (1) EP1018239A4 (ko)
JP (2) JP4563577B2 (ko)
KR (1) KR100563515B1 (ko)
AU (1) AU760742C (ko)
CA (1) CA2304342C (ko)
IL (1) IL135069A0 (ko)
WO (1) WO1999016209A1 (ko)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7047415B2 (en) * 1997-09-22 2006-05-16 Dfs Linkages, Inc. System and method for widely witnessed proof of time
US7017046B2 (en) * 1997-09-22 2006-03-21 Proofspace, Inc. System and method for graphical indicia for the certification of records
US6993656B1 (en) 1999-12-10 2006-01-31 International Business Machines Corporation Time stamping method using aged time stamp receipts
US6965998B1 (en) 1999-12-10 2005-11-15 International Business Machines Corporation Time stamping method using time-based signature key
US7519824B1 (en) 1999-12-10 2009-04-14 International Business Machines Corporation Time stamping method employing multiple receipts linked by a nonce
US7490241B1 (en) 1999-12-10 2009-02-10 International Business Machines Corporation Time stamping method employing user specified time
US6742119B1 (en) 1999-12-10 2004-05-25 International Business Machines Corporation Time stamping method using time delta in key certificate
US7315948B1 (en) * 1999-12-10 2008-01-01 International Business Machines Corporation Time stamping method employing a separate ticket and stub
EP1771965A4 (en) * 2004-07-23 2009-03-04 Data Security Systems Solution SYSTEM AND METHOD FOR IMPLEMENTING A DIGITAL SIGNATURE USING UNIQUE PRIVATE KEYS
WO2007016787A2 (en) 2005-08-09 2007-02-15 Nexsan Technologies Canada Inc. Data archiving system
JP4150037B2 (ja) 2005-09-30 2008-09-17 株式会社東芝 タイムスタンプ取得システム、タイムスタンプ取得装置、タイムスタンプ取得プログラム及びタイムスタンプ取得方法
US7904725B2 (en) * 2006-03-02 2011-03-08 Microsoft Corporation Verification of electronic signatures
JP2009212747A (ja) * 2008-03-04 2009-09-17 Nec Corp 電子署名システム
JP5518668B2 (ja) * 2010-10-14 2014-06-11 日本電信電話株式会社 電子署名用鍵管理装置、電子署名用鍵管理方法、電子署名用鍵管理プログラム
JP2016116134A (ja) * 2014-12-16 2016-06-23 パナソニックＩｐマネジメント株式会社 署名検証装置、署名生成装置、署名処理システム、署名検証方法及び署名生成方法
CN109687967B (zh) * 2017-10-18 2022-02-08 克洛斯比尔有限公司 电子签名方法和设备
US11431477B2 (en) 2018-05-14 2022-08-30 nChain Holdings Limited Computer-implemented systems and methods for using a blockchain to perform an atomic swap
KR20210062488A (ko) 2019-11-21 2021-05-31 대한민국(전북기계공업고등학교장) 2축 모션 시뮬레이터
US20240250935A1 (en) * 2022-02-28 2024-07-25 Rakuten Group, Inc. Communication system, communication method, and program

Family Cites Families (11)

* 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
DE69131789T2 (de) * 1990-08-02 2000-07-06 Telcordia Technologies, Inc. Verfahren zur sicheren zeitstempelung von digitalen dokumenten
US5201000A (en) * 1991-09-27 1993-04-06 International Business Machines Corporation Method for generating public and private key pairs without using a passphrase
US5422953A (en) * 1993-05-05 1995-06-06 Fischer; Addison M. Personal date/time notary device
US5787172A (en) * 1994-02-24 1998-07-28 The Merdan Group, Inc. Apparatus and method for establishing a cryptographic link between elements of a system
US5469507A (en) * 1994-03-01 1995-11-21 International Business Machines Corporation Secure communication and computation in an insecure environment
US5604801A (en) * 1995-02-03 1997-02-18 International Business Machines Corporation Public key data communications system under control of a portable security device
IL113259A (en) * 1995-04-05 2001-03-19 Diversinet Corp A device and method for a secure interface for secure communication and data transfer
US5673316A (en) * 1996-03-29 1997-09-30 International Business Machines Corporation Creation and distribution of cryptographic envelope
JP3659791B2 (ja) * 1998-03-23 2005-06-15 インターナショナル・ビジネス・マシーンズ・コーポレーション 小時間鍵生成の方法及びシステム
JPH11296078A (ja) * 1998-04-15 1999-10-29 Yrs:Kk 記念品

Also Published As

Publication number Publication date
WO1999016209A1 (en) 1999-04-01
JP2001517818A (ja) 2001-10-09
KR100563515B1 (ko) 2006-03-27
EP1018239A1 (en) 2000-07-12
CA2304342A1 (en) 1999-04-01
AU760742B2 (en) 2003-05-22
JP2010148098A (ja) 2010-07-01
JP4563577B2 (ja) 2010-10-13
IL135069A0 (en) 2001-05-20
KR20010040248A (ko) 2001-05-15
AU760742C (en) 2006-11-09
EP1018239A4 (en) 2005-07-13
AU9579698A (en) 1999-04-12

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