KR20040048952A - 사용자 데이터를 판독 또는 기록하는 장치 및 방법 - Google Patents
사용자 데이터를 판독 또는 기록하는 장치 및 방법 Download PDFInfo
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- KR20040048952A KR20040048952A KR10-2004-7005412A KR20047005412A KR20040048952A KR 20040048952 A KR20040048952 A KR 20040048952A KR 20047005412 A KR20047005412 A KR 20047005412A KR 20040048952 A KR20040048952 A KR 20040048952A
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
- G11B20/00478—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier wherein contents are decrypted and re-encrypted with a different key when being copied from/to a record carrier
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
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- G11B20/00492—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted
- G11B20/00528—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted wherein each title is encrypted with a separate encryption key for each title, e.g. title key for movie, song or data file
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
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Abstract
Description
Claims (14)
- 복수의 블록으로 분할된 저장소를 갖는 저장매체(4) 상에 암호화된 형태로 블록식으로 저장된 사용자 데이터를 판독하는 장치에 있어서,· 어떤 사용자 데이터가 판독될 것인지를 지정하는 사용자 데이터 정보와, 상기 사용자 데이터를 처리하는 방법을 지정하는 처리 정보를 포함하는 판독 명령을 수신 및 해석하는 명령 인터페이스(6)와,· 상기 저장매체로부터 사용자 데이터를 판독하는 판독수단(5)과,· 상기 처리 정보에 따라 상기 사용자 데이터를 처리하는 처리수단(8)과,· 상기 처리된 사용자 데이터를 출력하는 출력수단(20)을 구비한 것을 특징으로 하는 판독장치.
- 제 1항에 있어서,상기 처리 정보는, 복호화, 재암호화, 할당 전략, 실시간 특성값, 상기 사용자 데이터의 판독 오류에 대한 허용가능한 재시도의 회수의 사용을 지정하는 것을 특징으로 하는 판독장치.
- 제 1항에 있어서,상기 처리 정보는 상기 사용자 데이터를 복호화하는데 어떤 키 데이터를 사용할 것인지를 지정하는 키 데이터 정보를 포함하고, 상기 처리수단(8)은 상기 키 데이터를 사용하여 상기 사용자 데이터를 복호화하는 복호화수단을 구비한 것을 특징으로 하는 판독장치.
- 제 3항에 있어서,상기 판독 명령은 상기 사용자 데이터를 복호화하는데 사용될 키 데이터를 포함하고,상기 키 데이터는 암호화된 형태로 포함되며,상기 판독장치는, 상기 암호화된 키 데이터를 복호화하는 키 복호화수단(70)을 더 구비한 것을 특징으로 하는 판독장치.
- 제 3항에 있어서,상기 키 데이터는 상기 저장매체 상에 암호화된 형태로 저장되고,상기 판독 명령은, 상기 저장매체(4)에서 판독되고 상기 사용자 데이터를 복호화하는데 사용될 키 데이터를 식별하는 키 데이터 식별자를 포함하며,상기 판독수단(5)은 상기 식별된 키 데이터를 판독하도록 더 구성되고,상기 판독장치는, 상기 암호화된 키 데이터를 복호화하는 키 복호화수단을더 구비한 것을 특징으로 하는 판독장치.
- 제 3항에 있어서,상기 판독 명령은, 상기 복호화된 사용자 데이터를 출력하기 전에, 이 데이터를 재암호화하는데 어떤 재암호화 키 데이터가 사용될 것인지를 지정하는 재암호화 키 데이터 정보를 포함하고,상기 판독장치는, 상기 복호화된 사용자 데이터를 상기 출력수단(26)에 의해 출력하기 전에, 이 데이터를 재암호화하는 재암호화수단(10)을 더 구비한 것을 특징으로 하는 판독장치.
- 복수의 블록으로 분할된 저장소를 갖는 저장매체(4) 상에 암호화된 형태로 블록식으로 저장된 사용자 데이터를 판독하는 방법에 있어서,· 어떤 사용자 데이터가 판독될 것인지를 지정하는 사용자 데이터 정보와, 상기 사용자 데이터를 처리하는 방법을 지정하는 처리 정보를 포함하는 판독 명령을 수신 및 해석하는 단계와,· 상기 저장매체(4)로부터 사용자 데이터를 판독하는 단계와,· 상기 처리 정보에 따라 상기 사용자 데이터를 처리하는 단계와,· 상기 처리된 사용자 데이터를 출력하는 단계를 포함하는 것을 특징으로하는 판독방법.
- 복수의 블록으로 분할된 저장소를 갖는 저장매체(4) 상에 사용자 데이터를 블록식으로 기록하는 장치에 있어서,· 어떤 사용자 데이터가 기록될 것인지를 지정하는 사용자 데이터 정보와, 상기 사용자 데이터를 처리하는 방법을 지정하는 처리 정보를 포함하는 기록 명령을 수신 및 해석하는 명령 인터페이스(35)와,· 상기 처리 정보에 따라 상기 사용자 데이터를 처리하는 처리수단(36)과,· 상기 저장매체 상에 상기 처리된 사용자 데이터를 기록하는 기록수단(38)을 구비한 것을 특징으로 하는 기록장치.
- 제 8항에 있어서,상기 처리 정보는, 암호화, 할당 전략, 실시간 특성값, 상기 사용자 데이터의 기록 오류에 대한 허용가능한 재시도의 회수의 사용을 지정하는 것을 특징으로 하는 기록장치.
- 제 8항에 있어서,상기 처리 정보는, 상기 사용자 데이터를 암호화하는데 어떤 키 데이터를 사용할 것인지를 지정하는 키 데이터 정보를 포함하고, 상기 처리수단(36)은 상기 키 데이터를 사용하여 상기 사용자 데이터를 암호화하는 암호화수단을 구비한 것을 특징으로 하는 기록장치.
- 제 10항에 있어서,상기 기록 명령은 상기 사용자 데이터를 암호화하는데 사용될 키 데이터를 포함하고,상기 키 데이터는 암호화된 형태로 포함되며,상기 기록장치는, 상기 암호화된 키 데이터를 복호화하는 키 복호화수단(37)을 더 구비한 것을 특징으로 하는 기록장치.
- 제 10항에 있어서,상기 키 데이터는 상기 저장매체 상에 암호화된 형태로 저장되고,상기 기록 명령은, 상기 저장매체(4)에서 판독되고 상기 사용자 데이터를 암호화하는데 사용될 키 데이터를 식별하는 키 데이터 식별자를 포함하며,상기 기록장치는,· 상기 저장매체로부터 상기 식별된 키 데이터를 판독하는 판독수단(39)과,· 상기 암호화된 키 데이터를 복호화하는 키 복호화수단(37)을 더 구비한 것을 특징으로 하는 기록장치.
- 복수의 블록으로 분할된 저장소를 갖는 저장매체(4) 상에 사용자 데이터를 블록식으로 기록하는 방법에 있어서,· 어떤 사용자 데이터가 기록될 것인지를 지정하는 사용자 데이터 정보와, 상기 사용자 데이터를 처리하는 방법을 지정하는 처리 정보를 포함하는 기록 명령을 수신 및 해석하는 단계와,· 상기 처리 정보에 따라 상기 사용자 데이터를 처리하는 단계와,· 상기 저장매체(4) 상에 상기 처리된 사용자 데이터를 기록하는 단계를 포함하는 것을 특징으로 하는 기록방법.
- 컴퓨터가 청구항 7 또는 청구항 13에 기재된 방법의 단계들을 수행하도록 하는 컴퓨터 프로그램 코드수단을 포함하고, 컴퓨터 상에서 실행되는 것을 특징으로 하는 컴퓨터 프로그램 제품.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP01203908 | 2001-10-12 | ||
| EP01203908.7 | 2001-10-12 | ||
| PCT/IB2002/003785 WO2003034227A2 (en) | 2001-10-12 | 2002-09-12 | Apparatus and method for reading or writing user data |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20040048952A true KR20040048952A (ko) | 2004-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-2004-7005412A Ceased KR20040048952A (ko) | 2001-10-12 | 2002-09-12 | 사용자 데이터를 판독 또는 기록하는 장치 및 방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20030091187A1 (ko) |
| EP (1) | EP1466250A2 (ko) |
| JP (1) | JP2005505853A (ko) |
| KR (1) | KR20040048952A (ko) |
| CN (1) | CN100364002C (ko) |
| TW (1) | TWI271618B (ko) |
| WO (1) | WO2003034227A2 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100985651B1 (ko) * | 2005-12-24 | 2010-10-05 | 인터내셔널 비지네스 머신즈 코포레이션 | 컴퓨터 시스템상에서 실행 가능한 적어도 하나의 컴퓨터프로그램을 위한 보증된 실행 환경을 생성하는 방법 및시스템 |
| KR101233664B1 (ko) * | 2010-12-17 | 2013-02-15 | 황준일 | 멀티 코어 시스템에서 메모리 셔플링을 이용한 메모리 해킹 방지 방법 및 장치 |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7607024B2 (en) * | 2003-08-01 | 2009-10-20 | Koninklijke Phillips Electronics N.V. | Record carrier comprising encryption indication information |
| US20090185467A1 (en) * | 2004-09-28 | 2009-07-23 | Koninklijke Philips Electronics, N.V. | Method and device for storing data on a record medium and for transferring information |
| JP2008518371A (ja) * | 2004-10-21 | 2008-05-29 | 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 | 光ディスク上にキーロッカーを保存する方法 |
| CN100533411C (zh) * | 2005-07-13 | 2009-08-26 | 集嘉通讯股份有限公司 | 一种存储装置的加密方法 |
| US20080072071A1 (en) * | 2006-09-14 | 2008-03-20 | Seagate Technology Llc | Hard disc streaming cryptographic operations with embedded authentication |
| JP5239502B2 (ja) * | 2007-11-07 | 2013-07-17 | 株式会社明電舎 | ブリッジングシステム、ブリッジおよびブリッジング方法 |
| JP5272751B2 (ja) * | 2009-01-26 | 2013-08-28 | 富士通セミコンダクター株式会社 | プロセッサ |
| GB201203558D0 (en) * | 2012-02-29 | 2012-04-11 | Qando Service Inc | Delivering data over a network |
| US9152825B2 (en) * | 2012-02-29 | 2015-10-06 | Apple Inc. | Using storage controller bus interfaces to secure data transfer between storage devices and hosts |
| TWI509457B (zh) * | 2012-05-11 | 2015-11-21 | Silicon Motion Inc | 資料儲存裝置以及其資料保護方法 |
| CN103390139A (zh) | 2012-05-11 | 2013-11-13 | 慧荣科技股份有限公司 | 数据储存装置以及其数据保护方法 |
| US9348638B2 (en) * | 2013-01-17 | 2016-05-24 | Xockets, Inc. | Offload processor modules for connection to system memory, and corresponding methods and systems |
| CN103921574B (zh) * | 2014-01-20 | 2016-06-01 | 珠海艾派克微电子有限公司 | 成像盒存储芯片的参数发送方法、存储芯片及成像盒 |
| US20240273167A1 (en) * | 2023-02-09 | 2024-08-15 | Mintouge Ltd. | Systems and methods for physical asset verification |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2943924B2 (ja) * | 1987-02-27 | 1999-08-30 | 株式会社東芝 | 携帯可能電子装置 |
| JPH0379949A (ja) * | 1989-08-23 | 1991-04-04 | Furukawa Electric Co Ltd:The | 浴槽用ヒートパイプ熱交換器 |
| JP3073590B2 (ja) * | 1992-03-16 | 2000-08-07 | 富士通株式会社 | 電子化データ保護システム、使用許諾者側装置および使用者側装置 |
| JPH09115241A (ja) * | 1995-06-30 | 1997-05-02 | Sony Corp | データ記録装置及び方法、データ再生装置及び方法、並びに記録媒体 |
| JPH0917119A (ja) * | 1995-06-30 | 1997-01-17 | Sony Corp | データ記録媒体、データ記録方法及びデータ再生方法 |
| JPH09179949A (ja) * | 1995-12-22 | 1997-07-11 | Dainippon Printing Co Ltd | 携帯可能情報記録媒体とそのリーダライタ装置 |
| JP3627384B2 (ja) * | 1996-01-17 | 2005-03-09 | 富士ゼロックス株式会社 | ソフトウェアの保護機能付き情報処理装置及びソフトウェアの保護機能付き情報処理方法 |
| CA2230071A1 (en) * | 1996-06-20 | 1997-12-24 | Masayuki Numao | Data hiding and extraction methods |
| JP3917687B2 (ja) * | 1996-08-22 | 2007-05-23 | 富士通株式会社 | コンテンツ利用管理装置及びその装置を用いたコンテンツ利用システム |
| US6820198B1 (en) * | 1998-09-01 | 2004-11-16 | Peter William Ross | Encryption via user-editable multi-page file |
| JP2000148604A (ja) * | 1998-11-12 | 2000-05-30 | Hitachi Ltd | 記憶装置の制御方法 |
| JP3608712B2 (ja) * | 1998-12-14 | 2005-01-12 | 日本ビクター株式会社 | 再生装置、暗号復号方法 |
| WO2000055861A1 (en) * | 1999-03-15 | 2000-09-21 | Koninklijke Philips Electronics N.V. | A method and system for providing copy-protection on a storage medium and storage medium for use in such a system |
| WO2000055736A1 (en) * | 1999-03-15 | 2000-09-21 | Koninklijke Philips Electronics N.V. | Copy-protection on a storage medium by randomizing locations and keys upon write access |
| JP2000322825A (ja) * | 1999-05-13 | 2000-11-24 | Hitachi Ltd | ディジタル信号記録装置 |
| CA2338725C (en) * | 1999-05-28 | 2008-01-08 | Matsushita Electric Industrial Co., Ltd. | Semiconductor memory card, playback apparatus, recording apparatus, playback method, recording method, and a computer-readable storage medium |
| TW529020B (en) * | 2000-03-14 | 2003-04-21 | Matsushita Electric Industrial Co Ltd | Encrypted data signal, data storage medium, data signal playback apparatus, and data signal recording apparatus |
| JP2001266480A (ja) * | 2000-03-22 | 2001-09-28 | Sony Computer Entertainment Inc | 暗号化された音声データを記録した記録媒体、情報処理装置 |
| EP1279249B1 (en) * | 2000-03-29 | 2007-08-01 | Vadium Technology Inc. | One-time-pad encryption with central key service and keyable characters |
| US7093128B2 (en) * | 2000-04-06 | 2006-08-15 | Sony Corporation | Information recording/reproducing apparatus and method |
| US6983365B1 (en) * | 2000-05-05 | 2006-01-03 | Microsoft Corporation | Encryption systems and methods for identifying and coalescing identical objects encrypted with different keys |
| US20010042048A1 (en) * | 2000-05-15 | 2001-11-15 | The Regents Of The University Of California | Method and apparatus for electronically distributing audio recordings |
| US6931549B1 (en) * | 2000-05-25 | 2005-08-16 | Stamps.Com | Method and apparatus for secure data storage and retrieval |
| JP4269501B2 (ja) * | 2000-09-07 | 2009-05-27 | ソニー株式会社 | 情報記録装置、情報再生装置、情報記録方法、情報再生方法、および情報記録媒体、並びにプログラム提供媒体 |
| JP4027309B2 (ja) * | 2000-11-07 | 2007-12-26 | 松下電器産業株式会社 | デジタルデータ配信システム |
| CN100380494C (zh) * | 2001-10-12 | 2008-04-09 | 皇家飞利浦电子股份有限公司 | 读写逐块存储的用户数据的装置和方法 |
-
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- 2002-09-12 KR KR10-2004-7005412A patent/KR20040048952A/ko not_active Ceased
- 2002-09-12 EP EP02765252A patent/EP1466250A2/en not_active Withdrawn
- 2002-09-12 WO PCT/IB2002/003785 patent/WO2003034227A2/en active Application Filing
- 2002-09-12 CN CNB028201795A patent/CN100364002C/zh not_active Expired - Fee Related
- 2002-09-19 TW TW091121488A patent/TWI271618B/zh not_active IP Right Cessation
- 2002-10-08 US US10/266,324 patent/US20030091187A1/en not_active Abandoned
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100985651B1 (ko) * | 2005-12-24 | 2010-10-05 | 인터내셔널 비지네스 머신즈 코포레이션 | 컴퓨터 시스템상에서 실행 가능한 적어도 하나의 컴퓨터프로그램을 위한 보증된 실행 환경을 생성하는 방법 및시스템 |
| KR101233664B1 (ko) * | 2010-12-17 | 2013-02-15 | 황준일 | 멀티 코어 시스템에서 메모리 셔플링을 이용한 메모리 해킹 방지 방법 및 장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI271618B (en) | 2007-01-21 |
| JP2005505853A (ja) | 2005-02-24 |
| US20030091187A1 (en) | 2003-05-15 |
| WO2003034227A3 (en) | 2004-07-29 |
| WO2003034227A2 (en) | 2003-04-24 |
| EP1466250A2 (en) | 2004-10-13 |
| CN100364002C (zh) | 2008-01-23 |
| CN1639789A (zh) | 2005-07-13 |
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