AU2003227723A8 - Method and device for producing coded data, for decoding coded data and for producing re-signed data - Google Patents

Method and device for producing coded data, for decoding coded data and for producing re-signed data

Info

Publication number
AU2003227723A8
AU2003227723A8 AU2003227723A AU2003227723A AU2003227723A8 AU 2003227723 A8 AU2003227723 A8 AU 2003227723A8 AU 2003227723 A AU2003227723 A AU 2003227723A AU 2003227723 A AU2003227723 A AU 2003227723A AU 2003227723 A8 AU2003227723 A8 AU 2003227723A8
Authority
AU
Australia
Prior art keywords
producing
coded data
data
signed
decoding
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
AU2003227723A
Other versions
AU2003227723A1 (en
Inventor
Wolfgang Spinnler
Karlheinz Brandenburg
Christian Neubauer
Frank Siebenhaar
Ralph Kulessa
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.)
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
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 Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Publication of AU2003227723A1 publication Critical patent/AU2003227723A1/en
Publication of AU2003227723A8 publication Critical patent/AU2003227723A8/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/16—Program or content traceability, e.g. by watermarking
    • 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
    • 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
    • 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
    • H04L2209/606—Traitor tracing

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Technology Law (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computing Systems (AREA)
  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
AU2003227723A 2002-05-10 2003-05-06 Method and device for producing coded data, for decoding coded data and for producing re-signed data Abandoned AU2003227723A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10220925.1 2002-05-10
DE10220925A DE10220925B4 (en) 2002-05-10 2002-05-10 Apparatus and method for generating encrypted data, decrypting encrypted data, and generating re-signed data
PCT/EP2003/004735 WO2003096336A2 (en) 2002-05-10 2003-05-06 Method and device for producing coded data, for decoding coded data and for producing re-signed data

Publications (2)

Publication Number Publication Date
AU2003227723A1 AU2003227723A1 (en) 2003-11-11
AU2003227723A8 true AU2003227723A8 (en) 2003-11-11

Family

ID=29285275

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003227723A Abandoned AU2003227723A1 (en) 2002-05-10 2003-05-06 Method and device for producing coded data, for decoding coded data and for producing re-signed data

Country Status (6)

Country Link
EP (1) EP1509828A2 (en)
KR (1) KR100848369B1 (en)
CN (1) CN100514252C (en)
AU (1) AU2003227723A1 (en)
DE (1) DE10220925B4 (en)
WO (1) WO2003096336A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080063206A1 (en) * 2006-09-07 2008-03-13 Karp James M Method for altering the access characteristics of encrypted data
EP2912816A4 (en) * 2012-10-23 2016-06-29 Nokia Technologies Oy Method and apparatus for managing access rights
KR102124575B1 (en) * 2013-05-02 2020-06-18 삼성전자주식회사 Electro device for protecting user privacy and method for controlling thereof
CN111178010B (en) * 2019-12-20 2024-02-09 国久大数据有限公司 Method and system for displaying digital signature, data editing method and terminal
TWI791963B (en) 2020-03-19 2023-02-11 瑞昱半導體股份有限公司 Data decryption system and data decryption method
CN112401477A (en) * 2020-09-01 2021-02-26 深圳中时利和科技有限公司 Electronic information intelligent management device based on computer and use method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5465299A (en) * 1992-12-03 1995-11-07 Hitachi, Ltd. Electronic document processing system and method of forming digital signature
US6611607B1 (en) * 1993-11-18 2003-08-26 Digimarc Corporation Integrating digital watermarks in multimedia content
US5799083A (en) * 1996-08-26 1998-08-25 Brothers; Harlan Jay Event verification system
EP1287501A1 (en) * 2000-04-17 2003-03-05 Robert Kaplan Method and apparatus for transferring or receiving data via the internet securely
EP1452012A2 (en) * 2001-10-03 2004-09-01 The Trustees of Columbia University in the City of New York Method and apparatus for watermarking and authenticating data
US7617542B2 (en) * 2001-12-21 2009-11-10 Nokia Corporation Location-based content protection

Also Published As

Publication number Publication date
EP1509828A2 (en) 2005-03-02
CN100514252C (en) 2009-07-15
DE10220925B4 (en) 2005-03-31
KR100848369B1 (en) 2008-07-24
WO2003096336A3 (en) 2004-05-27
DE10220925A1 (en) 2003-11-27
AU2003227723A1 (en) 2003-11-11
WO2003096336A2 (en) 2003-11-20
KR20050010795A (en) 2005-01-28
CN1774684A (en) 2006-05-17

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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
TH Corrigenda

Free format text: IN VOL 18, NO 2, PAGE(S) 514 UNDER THE HEADING APPLICATIONS OPI - NAME INDEX UNDER THE NAME FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG E.V., APPLICATION NO. 2003227723, UNDER INID (43) CORRECT THE PUBLICATION DATE TO READ 24.11.2003