CN1294718C - 信息记录/重放装置和方法 - Google Patents

信息记录/重放装置和方法 Download PDF

Info

Publication number
CN1294718C
CN1294718C CNB01801626XA CN01801626A CN1294718C CN 1294718 C CN1294718 C CN 1294718C CN B01801626X A CNB01801626X A CN B01801626XA CN 01801626 A CN01801626 A CN 01801626A CN 1294718 C CN1294718 C CN 1294718C
Authority
CN
China
Prior art keywords
key
data
information
recording medium
recording
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 - Fee Related
Application number
CNB01801626XA
Other languages
English (en)
Chinese (zh)
Other versions
CN1383645A (zh
Inventor
浅野智之
大泽义和
石黑隆二
光泽敦
大石丈于
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of CN1383645A publication Critical patent/CN1383645A/zh
Application granted granted Critical
Publication of CN1294718C publication Critical patent/CN1294718C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • 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
    • 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
    • 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
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G11B20/00115—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers wherein the record carrier stores a unique medium identifier
    • 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
    • G11B20/00188—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised devices recording or reproducing contents to/from a record carrier
    • 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
    • G11B20/00188—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised devices recording or reproducing contents to/from a record carrier
    • G11B20/00195—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised devices recording or reproducing contents to/from a record carrier using a device identifier associated with the player or recorder, e.g. serial numbers of playback apparatuses or MAC addresses
    • 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
    • G11B20/00217—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
    • 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
    • G11B20/00485—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
    • 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
    • G11B20/00507—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 consecutive physical data units of the record carrier are encrypted with separate encryption keys, e.g. the key changes on a cluster or sector basis
    • 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
    • G11B20/00485—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
    • 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
    • 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
    • G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
    • G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
    • G11B20/00753—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags
    • G11B20/00768—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags wherein copy control information is used, e.g. for indicating whether a content may be copied freely, no more, once, or never, by setting CGMS, SCMS, or CCI flags
    • G11B20/00775—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags wherein copy control information is used, e.g. for indicating whether a content may be copied freely, no more, once, or never, by setting CGMS, SCMS, or CCI flags wherein said copy control information is encoded in an encryption mode indicator [EMI]
    • 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
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
    • H04L9/0833—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP] involving conference or group key
    • H04L9/0836—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP] involving conference or group key using tree structure or hierarchical structure
    • 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)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
  • Small-Scale Networks (AREA)
  • Television Signal Processing For Recording (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Optical Recording Or Reproduction (AREA)
CNB01801626XA 2000-04-06 2001-04-05 信息记录/重放装置和方法 Expired - Fee Related CN1294718C (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP105328/00 2000-04-06
JP2000105328 2000-04-06
JP243205/00 2000-08-10
JP2000243205A JP4622064B2 (ja) 2000-04-06 2000-08-10 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

Publications (2)

Publication Number Publication Date
CN1383645A CN1383645A (zh) 2002-12-04
CN1294718C true CN1294718C (zh) 2007-01-10

Family

ID=26589611

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB01801626XA Expired - Fee Related CN1294718C (zh) 2000-04-06 2001-04-05 信息记录/重放装置和方法

Country Status (12)

Country Link
US (1) US7225339B2 (enExample)
EP (1) EP1185022B1 (enExample)
JP (1) JP4622064B2 (enExample)
KR (1) KR100746892B1 (enExample)
CN (1) CN1294718C (enExample)
AT (1) ATE435537T1 (enExample)
AU (1) AU781884B2 (enExample)
CA (1) CA2372545C (enExample)
DE (1) DE60139104D1 (enExample)
HU (1) HUP0202148A2 (enExample)
MX (1) MXPA01012405A (enExample)
WO (1) WO2001078300A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106571915A (zh) * 2016-11-15 2017-04-19 中国银联股份有限公司 一种终端主密钥的设置方法和装置

Families Citing this family (91)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10181953B1 (en) 2013-09-16 2019-01-15 Amazon Technologies, Inc. Trusted data verification
AU779440B2 (en) * 2000-06-21 2005-01-27 Sony Corporation Information recording/reproducing apparatus and method
JP2002319932A (ja) * 2001-04-19 2002-10-31 Sony Corp 情報記録装置、情報再生装置、および情報記録方法、情報再生方法、並びにプログラム
TWI308306B (en) * 2001-07-09 2009-04-01 Matsushita Electric Industrial Co Ltd Digital work protection system, record/playback device, recording medium device, and model change device
JP2003050745A (ja) * 2001-08-07 2003-02-21 Sony Corp 情報処理装置、および情報処理方法、並びにコンピュータ・プログラム
JP4934923B2 (ja) * 2001-08-09 2012-05-23 ソニー株式会社 情報記録装置、情報再生装置、および情報記録方法、情報再生方法、並びにコンピュータ・プログラム
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
JP2003189232A (ja) * 2001-12-21 2003-07-04 Mitsubishi Electric Corp 記録ｍｐｅｇデータ選択装置及びｍｐｅｇデータ記録装置
JP4122777B2 (ja) * 2002-01-18 2008-07-23 日本ビクター株式会社 コンテンツ記録再生装置
US7349538B2 (en) * 2002-03-21 2008-03-25 Ntt Docomo Inc. Hierarchical identity-based encryption and signature schemes
WO2003090429A1 (en) * 2002-04-15 2003-10-30 Docomo Communications Laboratories Usa, Inc. Signature schemes using bilinear mappings
JP2004054834A (ja) * 2002-07-24 2004-02-19 Matsushita Electric Ind Co Ltd プログラム開発方法、プログラム開発支援装置およびプログラム実装方法
WO2004021638A1 (en) * 2002-08-28 2004-03-11 Docomo Communications Laboratories Usa, Inc. Certificate-based encryption and public key infrastructure
KR100940202B1 (ko) * 2002-08-29 2010-02-10 삼성전자주식회사 일방향 함수를 사용하여 계층적으로 암호화하는 장치 및방법
JP4099039B2 (ja) * 2002-11-15 2008-06-11 松下電器産業株式会社 プログラム更新方法
US7421742B2 (en) * 2003-01-15 2008-09-02 Sony Corporation Signal processing system, recording method, program, recording medium, reproduction device and information processing device
JP2004265194A (ja) * 2003-03-03 2004-09-24 Matsushita Electric Ind Co Ltd 情報処理装置、および情報処理方法
JP4655452B2 (ja) * 2003-03-24 2011-03-23 富士ゼロックス株式会社 情報処理装置
KR100999769B1 (ko) * 2003-06-18 2010-12-08 파나소닉 주식회사 암호화 가상패키지의 재생장치, 재생방법 및 프로그램
CN100338597C (zh) 2003-07-28 2007-09-19 索尼株式会社 信息处理设备和方法
US7730518B2 (en) * 2003-07-31 2010-06-01 Emc Corporation Method and apparatus for graph-based partition of cryptographic functionality
JP4161859B2 (ja) 2003-09-11 2008-10-08 ソニー株式会社 情報処理装置、情報記録媒体、および情報処理方法、並びにコンピュータ・プログラム
JP4469587B2 (ja) * 2003-09-30 2010-05-26 株式会社東芝 情報記録装置及び情報記録方法、及びデジタル放送受信器
ZA200602587B (en) * 2003-10-14 2007-06-27 Ericsson Telefon Ab L M Efficient management of cryptographic key generations
KR100643278B1 (ko) * 2003-10-22 2006-11-10 삼성전자주식회사 휴대용 저장 장치의 디지털 저작권을 관리하는 방법 및 장치
EP1683294A4 (en) 2003-11-14 2007-01-17 Sonic Solutions SAFE TRANSFER OF CONTENTS TO DESCRIBABLE MEDIA
JP4114605B2 (ja) * 2003-12-24 2008-07-09 ソニー株式会社 情報処理装置、情報記録媒体、および情報処理方法、並びにコンピュータ・プログラム
CN100571132C (zh) 2004-03-22 2009-12-16 国际商业机器公司 多密钥内容处理系统和方法
JPWO2006004090A1 (ja) * 2004-07-07 2008-07-31 パイオニア株式会社 情報記録媒体、情報記録装置及び方法、情報配信装置及び方法、並びにコンピュータプログラム
JP4936652B2 (ja) 2004-08-26 2012-05-23 ソニー株式会社 情報処理装置、情報記録媒体、および情報処理方法、並びにコンピュータ・プログラム
US20060078790A1 (en) * 2004-10-05 2006-04-13 Polyplus Battery Company Solid electrolytes based on lithium hafnium phosphate for active metal anode protection
JP4110414B2 (ja) 2004-12-03 2008-07-02 ソニー株式会社 情報再生装置及び情報記録再生装置
US20060126831A1 (en) * 2004-12-14 2006-06-15 Cerruti Julian A Systems, methods, and media for adding an additional level of indirection to title key encryption
US8176565B2 (en) * 2005-04-15 2012-05-08 Sony Corporation Information processing apparatus, information processing method, and computer program
JP4372061B2 (ja) * 2005-07-01 2009-11-25 パナソニック株式会社 機密情報実装システム及びｌｓｉ
US20070177433A1 (en) * 2005-09-07 2007-08-02 Jean-Francois Poirier Method and system for data security of recording media
US20070083467A1 (en) * 2005-10-10 2007-04-12 Apple Computer, Inc. Partial encryption techniques for media data
JP2007164540A (ja) * 2005-12-14 2007-06-28 Samsung Electronics Co Ltd データ記憶装置，データ記憶方法およびプログラム
KR101240053B1 (ko) * 2005-12-16 2013-03-06 엘지전자 주식회사 멀티 스트림 컨텐츠 복제 방지 방법 및 시스템
US7769176B2 (en) 2006-06-30 2010-08-03 Verint Americas Inc. Systems and methods for a secure recording environment
US7953750B1 (en) 2006-09-28 2011-05-31 Verint Americas, Inc. Systems and methods for storing and searching data in a customer center environment
KR20080046515A (ko) * 2006-11-22 2008-05-27 삼성전자주식회사 콘텐츠 파일의 암호화 및 복호화 방법
US8627079B2 (en) 2007-11-01 2014-01-07 Infineon Technologies Ag Method and system for controlling a device
US8908870B2 (en) * 2007-11-01 2014-12-09 Infineon Technologies Ag Method and system for transferring information to a device
US8401155B1 (en) 2008-05-23 2013-03-19 Verint Americas, Inc. Systems and methods for secure recording in a customer center environment
JP2009301666A (ja) * 2008-06-16 2009-12-24 Hitachi Ltd 光ディスク再生装置、車載光ディスク再生装置、および、車載光ディスク再生システム、ならびに、光ディスク再生方法
KR101252549B1 (ko) * 2008-11-21 2013-04-08 한국전자통신연구원 보안 도메인 환경에서의 암/복호화 프로그램 및 대칭키의 안전 배포 방법 및 이를 위한 데이터 분할 및 주입 장치
WO2011068996A1 (en) * 2009-12-04 2011-06-09 Cryptography Research, Inc. Verifiable, leak-resistant encryption and decryption
US9237155B1 (en) 2010-12-06 2016-01-12 Amazon Technologies, Inc. Distributed policy enforcement with optimizing policy transformations
JP2012205088A (ja) * 2011-03-25 2012-10-22 Toshiba Corp ノード及びグループ鍵更新方法
US8769642B1 (en) 2011-05-31 2014-07-01 Amazon Technologies, Inc. Techniques for delegation of access privileges
US9203613B2 (en) 2011-09-29 2015-12-01 Amazon Technologies, Inc. Techniques for client constructed sessions
US9197409B2 (en) 2011-09-29 2015-11-24 Amazon Technologies, Inc. Key derivation techniques
US9178701B2 (en) 2011-09-29 2015-11-03 Amazon Technologies, Inc. Parameter based key derivation
US8892865B1 (en) 2012-03-27 2014-11-18 Amazon Technologies, Inc. Multiple authority key derivation
US9215076B1 (en) 2012-03-27 2015-12-15 Amazon Technologies, Inc. Key generation for hierarchical data access
US8739308B1 (en) 2012-03-27 2014-05-27 Amazon Technologies, Inc. Source identification for unauthorized copies of content
AU2012382467A1 (en) * 2012-06-12 2015-01-15 Tigerspike Products Pte. Ltd. A method of cryption
US9258118B1 (en) 2012-06-25 2016-02-09 Amazon Technologies, Inc. Decentralized verification in a distributed system
US9660972B1 (en) 2012-06-25 2017-05-23 Amazon Technologies, Inc. Protection from data security threats
US8996869B1 (en) * 2012-07-02 2015-03-31 Bae Systems Information And Electronic Systems Integration Inc. Secure mission module
US10623386B1 (en) 2012-09-26 2020-04-14 Pure Storage, Inc. Secret sharing data protection in a storage system
US11032259B1 (en) 2012-09-26 2021-06-08 Pure Storage, Inc. Data protection in a storage system
US8745415B2 (en) 2012-09-26 2014-06-03 Pure Storage, Inc. Multi-drive cooperation to generate an encryption key
US9305172B2 (en) * 2013-03-15 2016-04-05 Mcafee, Inc. Multi-ring encryption approach to securing a payload using hardware modules
US9407440B2 (en) 2013-06-20 2016-08-02 Amazon Technologies, Inc. Multiple authority data security and access
US9521000B1 (en) 2013-07-17 2016-12-13 Amazon Technologies, Inc. Complete forward access sessions
US9311500B2 (en) 2013-09-25 2016-04-12 Amazon Technologies, Inc. Data security using request-supplied keys
US9237019B2 (en) 2013-09-25 2016-01-12 Amazon Technologies, Inc. Resource locators with keys
US10243945B1 (en) 2013-10-28 2019-03-26 Amazon Technologies, Inc. Managed identity federation
US10263770B2 (en) 2013-11-06 2019-04-16 Pure Storage, Inc. Data protection in a storage system using external secrets
US11128448B1 (en) 2013-11-06 2021-09-21 Pure Storage, Inc. Quorum-aware secret sharing
US9516016B2 (en) 2013-11-11 2016-12-06 Pure Storage, Inc. Storage array password management
US9420007B1 (en) 2013-12-04 2016-08-16 Amazon Technologies, Inc. Access control using impersonization
US9292711B1 (en) 2014-01-07 2016-03-22 Amazon Technologies, Inc. Hardware secret usage limits
US9374368B1 (en) 2014-01-07 2016-06-21 Amazon Technologies, Inc. Distributed passcode verification system
US9369461B1 (en) 2014-01-07 2016-06-14 Amazon Technologies, Inc. Passcode verification using hardware secrets
US9270662B1 (en) 2014-01-13 2016-02-23 Amazon Technologies, Inc. Adaptive client-aware session security
US9294276B2 (en) 2014-02-10 2016-03-22 International Business Machines Corporation Countering server-based attacks on encrypted content
KR20150101683A (ko) * 2014-02-27 2015-09-04 삼성전자주식회사 자기 암호화 드라이브 및 그것을 포함한 유저 장치
US10771255B1 (en) 2014-03-25 2020-09-08 Amazon Technologies, Inc. Authenticated storage operations
US9258117B1 (en) 2014-06-26 2016-02-09 Amazon Technologies, Inc. Mutual authentication with symmetric secrets and signatures
US10326597B1 (en) 2014-06-27 2019-06-18 Amazon Technologies, Inc. Dynamic response signing capability in a distributed system
GB2528959C (en) * 2014-08-07 2017-06-28 Gurulogic Microsystems Oy Encoder, decoder and methods
CN104240073A (zh) * 2014-10-11 2014-12-24 上海众人科技有限公司 一种基于预付卡的脱机支付方法和系统
US10333696B2 (en) 2015-01-12 2019-06-25 X-Prime, Inc. Systems and methods for implementing an efficient, scalable homomorphic transformation of encrypted data with minimal data expansion and improved processing efficiency
US10122689B2 (en) 2015-06-16 2018-11-06 Amazon Technologies, Inc. Load balancing with handshake offload
US10122692B2 (en) 2015-06-16 2018-11-06 Amazon Technologies, Inc. Handshake offload
TWI602076B (zh) * 2016-05-13 2017-10-11 矽統科技股份有限公司 音訊處理編碼鎖定方法與收音裝置
US10116440B1 (en) 2016-08-09 2018-10-30 Amazon Technologies, Inc. Cryptographic key management for imported cryptographic keys
US11226867B2 (en) * 2019-04-29 2022-01-18 Hewlett Packard Enterprise Development Lp Backups of file system instances of encrypted data objects

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0789361A2 (en) * 1996-02-06 1997-08-13 Matsushita Electric Industrial Co., Ltd. Data reception apparatus, data transmission apparatus, information processing system, data reception method and information record medium storing the data reception method suitable for preventing illegal copy of documents
JPH11187013A (ja) * 1997-12-24 1999-07-09 Ibm Japan Ltd 暗号鍵配信システム
JPH11224461A (ja) * 1998-02-06 1999-08-17 Sony Corp 情報処理装置、情報処理方法、提供媒体、および記録媒体

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19511298B4 (de) * 1995-03-28 2005-08-18 Deutsche Telekom Ag Verfahren zur Erteilung und zum Entzug der Berechtigung zum Empfang von Rundfunksendungen und Decoder
JPH103256A (ja) * 1995-10-16 1998-01-06 Sony Corp 暗号化方法、暗号化装置、記録方法、復号化方法、復号化装置及び記録媒体
KR970024712A (ko) 1995-10-16 1997-05-30 이데이 노부유키 암호화 방법 및 암호화 장치 및 기록 방법 및 복호 방법 및 복호 장치 및 기록 매체
JPH11126425A (ja) * 1997-10-24 1999-05-11 Sony Corp 光ディスク装置、光ディスクの再生方法及び光ディスク
JP3608933B2 (ja) * 1998-02-27 2005-01-12 松下電器産業株式会社 秘密情報変更システム
US6118873A (en) * 1998-04-24 2000-09-12 International Business Machines Corporation System for encrypting broadcast programs in the presence of compromised receiver devices
DE19847941A1 (de) 1998-10-09 2000-04-13 Deutsche Telekom Ag Verfahren zum Etablieren eines gemeinsamen krytografischen Schlüssels für n Teilnehmer
JP4505693B2 (ja) * 1998-12-11 2010-07-21 ソニー株式会社 情報処理装置および情報処理方法、並びに記録媒体
US6240188B1 (en) * 1999-07-06 2001-05-29 Matsushita Electric Industrial Co., Ltd. Distributed group key management scheme for secure many-to-many communication

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0789361A2 (en) * 1996-02-06 1997-08-13 Matsushita Electric Industrial Co., Ltd. Data reception apparatus, data transmission apparatus, information processing system, data reception method and information record medium storing the data reception method suitable for preventing illegal copy of documents
JPH11187013A (ja) * 1997-12-24 1999-07-09 Ibm Japan Ltd 暗号鍵配信システム
JPH11224461A (ja) * 1998-02-06 1999-08-17 Sony Corp 情報処理装置、情報処理方法、提供媒体、および記録媒体

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106571915A (zh) * 2016-11-15 2017-04-19 中国银联股份有限公司 一种终端主密钥的设置方法和装置

Also Published As

Publication number Publication date
JP2001352322A (ja) 2001-12-21
WO2001078300A1 (en) 2001-10-18
EP1185022B1 (en) 2009-07-01
EP1185022A4 (en) 2006-07-26
EP1185022A1 (en) 2002-03-06
AU781884B2 (en) 2005-06-23
AU4684501A (en) 2001-10-23
KR100746892B1 (ko) 2007-08-07
US20030016826A1 (en) 2003-01-23
KR20020021119A (ko) 2002-03-18
DE60139104D1 (de) 2009-08-13
JP4622064B2 (ja) 2011-02-02
ATE435537T1 (de) 2009-07-15
US7225339B2 (en) 2007-05-29
MXPA01012405A (es) 2002-06-07
HUP0202148A2 (en) 2002-10-28
CN1383645A (zh) 2002-12-04
CA2372545C (en) 2008-06-17
CA2372545A1 (en) 2001-10-18

Similar Documents

Publication Publication Date Title
CN1294718C (zh) 信息记录/重放装置和方法
CN1201236C (zh) 信息记录/重放装置、方法和信息记录介质、程序提供介质
CN1203639C (zh) 信息处理系统及方法
CN1197292C (zh) 信息记录/播放装置和方法
CN1473332A (zh) 信息记录装置、信息再现装置、信息记录方法、信息再现方法以及计算机程序
CN1459167A (zh) 信息记录重放装置和方法
CN1211975C (zh) 信息管理系统和方法
CN1293719C (zh) 记录装置和方法、译码装置和方法以及记录再生装置
CN1389041A (zh) 信息记录/再生装置及方法
CN1125407C (zh) 信息处理装置,信息处理方法,信息处理系统
CN1389043A (zh) 信息处理装置及处理方法
CN1426642A (zh) 信息处理系统及方法
CN1914852A (zh) 信息处理设备、信息记录介质和信息处理方法以及计算机程序
CN101053200A (zh) 信息处理设备、信息存储媒体、内容管理系统、数据处理方法、以及计算机程序
CN1383646A (zh) 信息处理系统及方法
CN1208729C (zh) 记录/再现设备、数据移动方法和数据删除方法
CN1389042A (zh) 使用了加密密钥组的信息处理系统及方法
CN1842857A (zh) 信息处理系统、信息处理方法和在信息处理系统中执行的计算机程序
CN1292922A (zh) 记录和再现设备、程序记录媒体、记录媒体、高速缓存设备和发送设备
CN1516837A (zh) 信息处理设备、方法、记录介质和程序
CN1355919A (zh) 光盘、光盘记录和再现装置,在光盘上记录、再现和删除数据的方法以及信息处理系统
CN1420480A (zh) 数据处理设备和数据处理方法
CN1698307A (zh) 信息记录介质驱动装置
CN101053030A (zh) 数据处理方法、信息记录介质制造管理系统、记录数据生成设备和方法、以及计算机程序
CN1637679A (zh) 用于处理信息的方法和装置、信息存储介质和计算机程序

Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070110

Termination date: 20150405

EXPY Termination of patent right or utility model