DE60207511D1 - Verfahren und Vorrichtung zur Verschlüsselung und Entschlüsselung einer Information - Google Patents
Verfahren und Vorrichtung zur Verschlüsselung und Entschlüsselung einer InformationInfo
- Publication number
- DE60207511D1 DE60207511D1 DE60207511T DE60207511T DE60207511D1 DE 60207511 D1 DE60207511 D1 DE 60207511D1 DE 60207511 T DE60207511 T DE 60207511T DE 60207511 T DE60207511 T DE 60207511T DE 60207511 D1 DE60207511 D1 DE 60207511D1
- Authority
- DE
- Germany
- Prior art keywords
- encrypting
- decrypting information
- decrypting
- information
- 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
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
- H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001323682A JP2003134106A (ja) | 2001-10-22 | 2001-10-22 | 暗号化方法、復号化方法及び装置、並びに情報記録媒体 |
JP2001323682 | 2001-10-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60207511D1 true DE60207511D1 (de) | 2005-12-29 |
DE60207511T2 DE60207511T2 (de) | 2006-08-10 |
Family
ID=19140538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60207511T Expired - Lifetime DE60207511T2 (de) | 2001-10-22 | 2002-08-30 | Verfahren und Vorrichtung zur Verschlüsselung und Entschlüsselung einer Information |
Country Status (5)
Country | Link |
---|---|
US (2) | US7254234B2 (de) |
EP (1) | EP1304828B1 (de) |
JP (1) | JP2003134106A (de) |
CN (1) | CN1224910C (de) |
DE (1) | DE60207511T2 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7039614B1 (en) | 1999-11-09 | 2006-05-02 | Sony Corporation | Method for simulcrypting scrambled data to a plurality of conditional access devices |
US8176334B2 (en) * | 2002-09-30 | 2012-05-08 | Guardian Data Storage, Llc | Document security system that permits external users to gain access to secured files |
US7724907B2 (en) | 2002-11-05 | 2010-05-25 | Sony Corporation | Mechanism for protecting the transfer of digital content |
US8667525B2 (en) | 2002-12-13 | 2014-03-04 | Sony Corporation | Targeted advertisement selection from a digital stream |
US8645988B2 (en) | 2002-12-13 | 2014-02-04 | Sony Corporation | Content personalization for digital content |
JP2004294474A (ja) * | 2003-03-25 | 2004-10-21 | Pioneer Electronic Corp | コンテンツ提供システム、方法およびプログラム |
TWI250759B (en) * | 2003-06-09 | 2006-03-01 | Sony Corp | Information recording medium, data processing method and computer program |
EP1654879B1 (de) * | 2003-08-07 | 2006-12-27 | Koninklijke Philips Electronics N.V. | Standardisierte themabehandlung für das digitale fernsehen |
JP4336957B2 (ja) * | 2003-09-30 | 2009-09-30 | 日本電気株式会社 | トランスポートストリームの暗号化装置及び編集装置並びにこれらの方法 |
US7496925B2 (en) | 2004-01-14 | 2009-02-24 | International Business Machines Corporation | Information kit objects for publish/subscribe integration architecture |
EP1735944A1 (de) * | 2004-03-18 | 2006-12-27 | Qualcomm, Incorporated | Effiziente übertragung kryptografischer informationen in einem sicheren echtzeitprotokoll |
KR100734577B1 (ko) | 2004-09-10 | 2007-07-02 | 가부시키가이샤 히다치 고쿠사이 덴키 | 암호화방법, 암호화장치, 데이터축적 전송장치 및 데이터 전송시스템 |
US7646867B2 (en) * | 2005-09-09 | 2010-01-12 | Netapp, Inc. | System and/or method for encrypting data |
CN100426405C (zh) * | 2006-01-19 | 2008-10-15 | 华中科技大学 | 用于光盘存储的数据加扰、解读方法 |
KR100846787B1 (ko) * | 2006-02-15 | 2008-07-16 | 삼성전자주식회사 | 트랜스포트 스트림을 임포트하는 방법 및 장치 |
US8256005B2 (en) * | 2007-01-08 | 2012-08-28 | Apple Inc. | Protection of audio or video data in a playback device |
CN103914636A (zh) * | 2013-01-05 | 2014-07-09 | 上海云传数字科技有限公司 | 软件加密方法、系统及计算机设备 |
JP6167721B2 (ja) * | 2013-07-23 | 2017-07-26 | 凸版印刷株式会社 | 暗号化装置、復号装置、暗号化方法、復号方法及びプログラム |
CN103455764B (zh) * | 2013-08-27 | 2016-09-14 | 无锡华御信息技术有限公司 | 一种基于文件分割合并技术的文件加密以及解密系统 |
WO2016175334A1 (ja) * | 2015-04-30 | 2016-11-03 | 真旭 徳山 | 端末装置およびコンピュータプログラム |
WO2017010145A1 (ja) * | 2015-07-13 | 2017-01-19 | ソニー株式会社 | 音声配信装置、音声再生端末、認証デバイス、音声配信システム、および音声配信方法 |
US10768993B2 (en) * | 2017-09-29 | 2020-09-08 | Nicira, Inc. | Adaptive, performance-oriented, and compression-assisted encryption scheme |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5058164A (en) * | 1990-05-03 | 1991-10-15 | National Semiconductor Corp. | Encryption of streams of addressed information to be used for program code protection |
DE4114777A1 (de) * | 1990-05-22 | 1992-02-06 | Peter Elsner | Verfahren und einrichtung zur nachrichtenumschluesselung |
US5381481A (en) * | 1993-08-04 | 1995-01-10 | Scientific-Atlanta, Inc. | Method and apparatus for uniquely encrypting a plurality of services at a transmission site |
US5748763A (en) * | 1993-11-18 | 1998-05-05 | Digimarc Corporation | Image steganography system featuring perceptually adaptive and globally scalable signal embedding |
JPH07140896A (ja) | 1993-11-19 | 1995-06-02 | Hitachi Ltd | ファイル暗号方法及びその装置 |
JPH0917127A (ja) | 1995-06-30 | 1997-01-17 | Pioneer Electron Corp | 媒体記録方法、装置及び媒体再生装置 |
US5844478A (en) * | 1996-05-31 | 1998-12-01 | Thomson Consumer Electronics, Inc. | Program specific information formation for digital data processing |
US5742686A (en) * | 1996-06-14 | 1998-04-21 | Finley; Phillip Scott | Device and method for dynamic encryption |
US6064738A (en) * | 1996-12-10 | 2000-05-16 | The Research Foundation Of State University Of New York | Method for encrypting and decrypting data using chaotic maps |
JP3746146B2 (ja) | 1997-02-07 | 2006-02-15 | 株式会社東芝 | 暗号情報の生成及び復号方法及び伝送及び受信装置 |
JP3994466B2 (ja) | 1997-03-26 | 2007-10-17 | ソニー株式会社 | ユーザ端末及び携帯再生装置 |
US6011849A (en) * | 1997-08-28 | 2000-01-04 | Syndata Technologies, Inc. | Encryption-based selection system for steganography |
US6259789B1 (en) * | 1997-12-12 | 2001-07-10 | Safecourier Software, Inc. | Computer implemented secret object key block cipher encryption and digital signature device and method |
US6269163B1 (en) * | 1998-06-15 | 2001-07-31 | Rsa Security Inc. | Enhanced block ciphers with data-dependent rotations |
US6845159B1 (en) * | 1998-10-07 | 2005-01-18 | Protego Information Ab | Processing method and apparatus for converting information from a first format into a second format |
US6636968B1 (en) | 1999-03-25 | 2003-10-21 | Koninklijke Philips Electronics N.V. | Multi-node encryption and key delivery |
JP2001203683A (ja) | 2000-01-18 | 2001-07-27 | Canon Inc | データ処理装置及びその方法並びに記憶媒体 |
JP2001274784A (ja) | 2000-01-19 | 2001-10-05 | Victor Co Of Japan Ltd | コンテンツ情報伝送方法、コンテンツ情報記録方法、コンテンツ情報伝送装置、コンテンツ情報記録装置、伝送媒体、及び記録媒体 |
US20010014155A1 (en) * | 2000-02-16 | 2001-08-16 | Takayuki Sugahara | Method and apparatus for decrypting contents information |
JP3511502B2 (ja) * | 2000-09-05 | 2004-03-29 | 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 | データ加工検出システム、付加情報埋め込み装置、付加情報検出装置、デジタルコンテンツ、音楽コンテンツ処理装置、付加データ埋め込み方法、コンテンツ加工検出方法、記憶媒体及びプログラム伝送装置 |
KR100892793B1 (ko) * | 2000-09-12 | 2009-04-10 | 소니 가부시끼 가이샤 | 정보 처리 장치, 전자 기기, 정보 처리 방법 및 기록 매체 |
WO2002025410A2 (en) * | 2000-09-15 | 2002-03-28 | Koninklijke Philips Electronics N.V. | Protect by data chunk address as encryption key |
-
2001
- 2001-10-22 JP JP2001323682A patent/JP2003134106A/ja active Pending
-
2002
- 2002-08-15 CN CN02129847.5A patent/CN1224910C/zh not_active Expired - Lifetime
- 2002-08-26 US US10/227,460 patent/US7254234B2/en active Active
- 2002-08-30 EP EP02256031A patent/EP1304828B1/de not_active Expired - Lifetime
- 2002-08-30 DE DE60207511T patent/DE60207511T2/de not_active Expired - Lifetime
-
2007
- 2007-06-08 US US11/808,359 patent/US20070291943A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP1304828A2 (de) | 2003-04-23 |
US7254234B2 (en) | 2007-08-07 |
DE60207511T2 (de) | 2006-08-10 |
CN1224910C (zh) | 2005-10-26 |
EP1304828B1 (de) | 2005-11-23 |
JP2003134106A (ja) | 2003-05-09 |
EP1304828A3 (de) | 2003-11-26 |
US20030081773A1 (en) | 2003-05-01 |
US20070291943A1 (en) | 2007-12-20 |
CN1414482A (zh) | 2003-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
R082 | Change of representative |
Ref document number: 1304828 Country of ref document: EP Representative=s name: MANITZ, FINSTERWALD & PARTNER GBR, 80336 MUENCHEN, |