AU2003235920A1 - Information management system - Google Patents

Information management system

Info

Publication number
AU2003235920A1
AU2003235920A1 AU2003235920A AU2003235920A AU2003235920A1 AU 2003235920 A1 AU2003235920 A1 AU 2003235920A1 AU 2003235920 A AU2003235920 A AU 2003235920A AU 2003235920 A AU2003235920 A AU 2003235920A AU 2003235920 A1 AU2003235920 A1 AU 2003235920A1
Authority
AU
Australia
Prior art keywords
management system
information management
information
management
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.)
Abandoned
Application number
AU2003235920A
Inventor
Yukitoshi Maeda
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.)
STARK CO Ltd
Original Assignee
STARK CO 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 STARK CO Ltd filed Critical STARK CO Ltd
Publication of AU2003235920A1 publication Critical patent/AU2003235920A1/en
Abandoned 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • 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
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • 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)
  • Storage Device Security (AREA)
AU2003235920A 2003-05-09 2003-05-09 Information management system Abandoned AU2003235920A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2003/005844 WO2004100443A1 (en) 2003-05-09 2003-05-09 Information management system

Publications (1)

Publication Number Publication Date
AU2003235920A1 true AU2003235920A1 (en) 2004-11-26

Family

ID=33428602

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003235920A Abandoned AU2003235920A1 (en) 2003-05-09 2003-05-09 Information management system

Country Status (2)

Country Link
AU (1) AU2003235920A1 (en)
WO (1) WO2004100443A1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3615281B2 (en) * 1995-09-19 2005-02-02 株式会社日立情報システムズ Encryption key / decryption key generation method
JP2002304330A (en) * 2001-04-06 2002-10-18 Sony Corp Method and system for communication, contents providing system, and contents acquiring device

Also Published As

Publication number Publication date
WO2004100443A1 (en) 2004-11-18

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase