DE60034378D1 - Geheimübertragungsverfahren und -vorrichtung - Google Patents

Geheimübertragungsverfahren und -vorrichtung

Info

Publication number
DE60034378D1
DE60034378D1 DE60034378T DE60034378T DE60034378D1 DE 60034378 D1 DE60034378 D1 DE 60034378D1 DE 60034378 T DE60034378 T DE 60034378T DE 60034378 T DE60034378 T DE 60034378T DE 60034378 D1 DE60034378 D1 DE 60034378D1
Authority
DE
Germany
Prior art keywords
transmission method
secret transmission
secret
transmission
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
DE60034378T
Other languages
English (en)
Other versions
DE60034378T2 (de
Inventor
Wataru Inoha
Takayuki Sugahara
Toshio Kuroiwa
Kenjiro Ueda
Seiji Higurashi
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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
Priority claimed from JP2000012734A external-priority patent/JP3642246B2/ja
Priority claimed from JP2000016937A external-priority patent/JP2001211158A/ja
Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Publication of DE60034378D1 publication Critical patent/DE60034378D1/de
Application granted granted Critical
Publication of DE60034378T2 publication Critical patent/DE60034378T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • 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
    • H04L2209/30—Compression, e.g. Merkle-Damgard construction
    • 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
    • H04L2209/603—Digital right managament [DRM]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/20—Information technology specific aspects, e.g. CAD, simulation, modelling, system security

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE60034378T 2000-01-21 2000-12-13 Geheimübertragungsverfahren und -vorrichtung Expired - Lifetime DE60034378T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000012734A JP3642246B2 (ja) 2000-01-21 2000-01-21 鍵情報生成方法、鍵情報生成装置、コンテンツ情報暗号化方法、コンテンツ情報暗号化装置、コンテンツ情報復号化方法、コンテンツ情報復号化装置、コンテンツ情報記録媒体、コンテンツ情報伝送方法
JP2000012734 2000-01-21
JP2000016937 2000-01-26
JP2000016937A JP2001211158A (ja) 2000-01-26 2000-01-26 鍵情報生成方法、鍵情報生成装置、コンテンツ情報暗号化方法、コンテンツ情報暗号化装置、コンテンツ情報復号化方法、コンテンツ情報復号化装置、コンテンツ情報記録媒体、コンテンツ情報伝送方法

Publications (2)

Publication Number Publication Date
DE60034378D1 true DE60034378D1 (de) 2007-05-24
DE60034378T2 DE60034378T2 (de) 2008-01-03

Family

ID=26583916

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60034378T Expired - Lifetime DE60034378T2 (de) 2000-01-21 2000-12-13 Geheimübertragungsverfahren und -vorrichtung
DE60010423T Expired - Lifetime DE60010423T2 (de) 2000-01-21 2000-12-13 Geheimübertragungsverfahren und -Vorrichtung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60010423T Expired - Lifetime DE60010423T2 (de) 2000-01-21 2000-12-13 Geheimübertragungsverfahren und -Vorrichtung

Country Status (4)

Country Link
US (1) US6891951B2 (de)
EP (2) EP1119130B1 (de)
CN (1) CN1238988C (de)
DE (2) DE60034378T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2005200289B2 (en) * 2000-01-21 2006-08-17 Sony Computer Entertainment Inc. Data processing apparatus and data processing method
US6996234B2 (en) * 2001-02-02 2006-02-07 Asier Technology Corporation Data decryption methodology
FI115356B (fi) * 2001-06-29 2005-04-15 Nokia Corp Menetelmä audiovisuaalisen informaation käsittelemiseksi elektroniikkalaitteessa, järjestelmä ja elektroniikkalaite
FI115257B (fi) * 2001-08-07 2005-03-31 Nokia Corp Menetelmä informaation käsittelemiseksi elektroniikkalaitteessa, järjestelmä, elektroniikkalaite ja suoritinlohko
US20030053622A1 (en) * 2001-09-20 2003-03-20 Aiden Bruen Method for the construction of hash functions based on sylvester matrices, balanced incomplete block designs and error-correcting codes
US7103180B1 (en) * 2001-10-25 2006-09-05 Hewlett-Packard Development Company, L.P. Method of implementing the data encryption standard with reduced computation
US7130423B2 (en) * 2002-05-31 2006-10-31 Xerox Corporation Threshold encoding of frame buffers
US7267620B2 (en) * 2003-05-21 2007-09-11 Taylor Made Golf Company, Inc. Golf club head
WO2005018136A1 (ja) * 2003-07-11 2005-02-24 Canon Kabushiki Kaisha 鍵情報処理方法及びその装置、並びにプログラム
EP1513285A1 (de) 2003-09-05 2005-03-09 Mediacrypt AG Verfahren zum Erzeugen einer Pseudofallsequenz
RU2351078C2 (ru) * 2003-10-14 2009-03-27 Телефонактиеболагет Лм Эрикссон (Пабл) Эффективное управление генерациями криптографических ключей
JP4448139B2 (ja) * 2003-12-12 2010-04-07 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ スペックルに基づいた物理的にクローニング不能な機能の検出用の方法及び装置
EP1580644A3 (de) * 2004-03-15 2005-11-09 Yamaha Corporation Gerät zur Aufnahme und Wiedergabe von musikalischen Inhalten
FR2887715A1 (fr) * 2005-06-28 2006-12-29 Univ Grenoble 1 Procede de codage de messages
FR2916871A1 (fr) * 2007-06-01 2008-12-05 France Telecom Obtention de valeurs derivees dependant d'une valeur maitresse secrete.
US10902142B2 (en) * 2017-10-09 2021-01-26 Ceruleant Systems, Llc Methods and systems for encrypting data using object-based screens
KR102633554B1 (ko) * 2020-10-30 2024-02-05 주식회사 요망진컴패니 일회성 대칭키 생성 방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5003596A (en) 1989-08-17 1991-03-26 Cryptech, Inc. Method of cryptographically transforming electronic digital data from one form to another
JPH0812537B2 (ja) * 1993-03-11 1996-02-07 日本電気株式会社 暗号化装置
MX9800726A (es) 1995-07-27 1998-04-30 Nextlevel Systems Inc Sistema criptografico con coeficiente de trabajo oculto.
CA2164768C (en) 1995-12-08 2001-01-23 Carlisle Michael Adams Constructing symmetric ciphers using the cast design procedure
WO1998031122A1 (en) * 1997-01-08 1998-07-16 Bell Communications Research, Inc. A method and apparatus for generating secure hash functions
DE19811593C1 (de) * 1997-12-19 1999-05-06 V & S Datentechnik Und Softwar Matrixgesteuerte Hashfunktion

Also Published As

Publication number Publication date
EP1326366B1 (de) 2007-04-11
EP1326366A1 (de) 2003-07-09
US20010009579A1 (en) 2001-07-26
DE60010423D1 (de) 2004-06-09
EP1119130A2 (de) 2001-07-25
CN1238988C (zh) 2006-01-25
EP1119130A3 (de) 2002-09-04
EP1119130B1 (de) 2004-05-06
DE60010423T2 (de) 2004-09-16
DE60034378T2 (de) 2008-01-03
US6891951B2 (en) 2005-05-10
CN1307418A (zh) 2001-08-08

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