DE60304744D1 - Verfahren,vorrichtung und computerprogramme zur erzeugung und/oder verwendungkonditionaler elektronischer signaturen zur meldung von statusänderungen - Google Patents

Verfahren,vorrichtung und computerprogramme zur erzeugung und/oder verwendungkonditionaler elektronischer signaturen zur meldung von statusänderungen

Info

Publication number
DE60304744D1
DE60304744D1 DE60304744T DE60304744T DE60304744D1 DE 60304744 D1 DE60304744 D1 DE 60304744D1 DE 60304744 T DE60304744 T DE 60304744T DE 60304744 T DE60304744 T DE 60304744T DE 60304744 D1 DE60304744 D1 DE 60304744D1
Authority
DE
Germany
Prior art keywords
digest
iteration
condition
generating
computer programs
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
DE60304744T
Other languages
English (en)
Other versions
DE60304744T2 (de
Inventor
John Owlett
George Thompson
Andrew Walton
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of DE60304744D1 publication Critical patent/DE60304744D1/de
Application granted granted Critical
Publication of DE60304744T2 publication Critical patent/DE60304744T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • 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
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0457—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply dynamic encryption, e.g. stream encryption
    • 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
    • H04L9/3236—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 using cryptographic hash functions
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
  • Debugging And Monitoring (AREA)
  • Stored Programmes (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
DE60304744T 2002-12-21 2003-11-24 Verfahren,vorrichtung und computerprogramme zur erzeugung und/oder verwendungkonditionaler elektronischer signaturen zur meldung von statusänderungen Expired - Lifetime DE60304744T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0229894.1A GB0229894D0 (en) 2002-12-21 2002-12-21 Methods, apparatus and computer programs for generating and/or using conditional electronic signatures and/or for reporting status changes
GB0229894 2002-12-21
PCT/GB2003/005107 WO2004057796A1 (en) 2002-12-21 2003-11-24 Methods, apparatus and computer programs for generating and/or using conditional electronic signatures for reporting status changes

Publications (2)

Publication Number Publication Date
DE60304744D1 true DE60304744D1 (de) 2006-05-24
DE60304744T2 DE60304744T2 (de) 2007-01-04

Family

ID=9950221

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60304744T Expired - Lifetime DE60304744T2 (de) 2002-12-21 2003-11-24 Verfahren,vorrichtung und computerprogramme zur erzeugung und/oder verwendungkonditionaler elektronischer signaturen zur meldung von statusänderungen

Country Status (12)

Country Link
US (3) US8862886B2 (de)
EP (1) EP1573958B1 (de)
JP (1) JP4324943B2 (de)
KR (1) KR100734737B1 (de)
CN (1) CN1729647B (de)
AT (1) ATE323988T1 (de)
AU (1) AU2003303165A1 (de)
CA (1) CA2511434A1 (de)
DE (1) DE60304744T2 (de)
GB (1) GB0229894D0 (de)
TW (1) TWI247516B (de)
WO (1) WO2004057796A1 (de)

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Also Published As

Publication number Publication date
US20080126805A1 (en) 2008-05-29
TWI247516B (en) 2006-01-11
JP4324943B2 (ja) 2009-09-02
US20150058636A1 (en) 2015-02-26
ATE323988T1 (de) 2006-05-15
CN1729647B (zh) 2011-02-23
EP1573958B1 (de) 2006-04-19
US10637667B2 (en) 2020-04-28
KR20050089802A (ko) 2005-09-08
TW200421815A (en) 2004-10-16
AU2003303165A1 (en) 2004-07-14
KR100734737B1 (ko) 2007-07-03
US20160164684A1 (en) 2016-06-09
JP2006511996A (ja) 2006-04-06
DE60304744T2 (de) 2007-01-04
US9306752B2 (en) 2016-04-05
EP1573958A1 (de) 2005-09-14
CA2511434A1 (en) 2004-07-08
GB0229894D0 (en) 2003-01-29
CN1729647A (zh) 2006-02-01
WO2004057796A1 (en) 2004-07-08
US8862886B2 (en) 2014-10-14

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