JP2013037652A - 情報処理装置、および情報処理方法、並びにプログラム - Google Patents

情報処理装置、および情報処理方法、並びにプログラム Download PDF

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Publication number
JP2013037652A
JP2013037652A JP2011175608A JP2011175608A JP2013037652A JP 2013037652 A JP2013037652 A JP 2013037652A JP 2011175608 A JP2011175608 A JP 2011175608A JP 2011175608 A JP2011175608 A JP 2011175608A JP 2013037652 A JP2013037652 A JP 2013037652A
Authority
JP
Japan
Prior art keywords
media
content
playback
host
certificate
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
JP2011175608A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013037652A5 (https=
Inventor
Kenjiro Ueda
健二朗 上田
Hiroshi Kuno
浩 久野
Takamichi Hayashi
隆道 林
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
Priority to JP2011175608A priority Critical patent/JP2013037652A/ja
Priority to US13/547,690 priority patent/US20130039485A1/en
Priority to CN2012102745113A priority patent/CN102956249A/zh
Publication of JP2013037652A publication Critical patent/JP2013037652A/ja
Publication of JP2013037652A5 publication Critical patent/JP2013037652A5/ja
Abandoned legal-status Critical Current

Links

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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • 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
    • G11B20/0021—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
    • 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
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3263—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Technology Law (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
JP2011175608A 2011-08-11 2011-08-11 情報処理装置、および情報処理方法、並びにプログラム Abandoned JP2013037652A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2011175608A JP2013037652A (ja) 2011-08-11 2011-08-11 情報処理装置、および情報処理方法、並びにプログラム
US13/547,690 US20130039485A1 (en) 2011-08-11 2012-07-12 Information processing system, reproducing device, information processing device, information processing method, and program
CN2012102745113A CN102956249A (zh) 2011-08-11 2012-08-03 信息处理系统、再现装置、信息处理装置、信息处理方法和程序

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011175608A JP2013037652A (ja) 2011-08-11 2011-08-11 情報処理装置、および情報処理方法、並びにプログラム

Publications (2)

Publication Number Publication Date
JP2013037652A true JP2013037652A (ja) 2013-02-21
JP2013037652A5 JP2013037652A5 (https=) 2014-09-11

Family

ID=47677563

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011175608A Abandoned JP2013037652A (ja) 2011-08-11 2011-08-11 情報処理装置、および情報処理方法、並びにプログラム

Country Status (3)

Country Link
US (1) US20130039485A1 (https=)
JP (1) JP2013037652A (https=)
CN (1) CN102956249A (https=)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1179240B1 (en) * 2000-03-09 2014-01-08 Panasonic Corporation Audio data playback management system
US7313692B2 (en) * 2000-05-19 2007-12-25 Intertrust Technologies Corp. Trust management systems and methods
KR100493284B1 (ko) * 2001-05-11 2005-06-03 엘지전자 주식회사 디지털 미디어의 복제 제어 방법 및 시스템
US7590840B2 (en) * 2003-09-26 2009-09-15 Randy Langer Method and system for authorizing client devices to receive secured data streams
KR20110031506A (ko) * 2003-12-18 2011-03-28 파나소닉 주식회사 애플리케이션 프로그램을 인증 및 실행하는 방법
EP1580644A3 (en) * 2004-03-15 2005-11-09 Yamaha Corporation Electronic musical apparatus for recording and reproducing music content
JP2008034891A (ja) * 2004-11-24 2008-02-14 Matsushita Electric Ind Co Ltd 暗号化コンテンツ再生装置、暗号化コンテンツ再生方法およびそのプログラムを記録した記録媒体
JPWO2007049743A1 (ja) * 2005-10-27 2009-04-30 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、並びに、コンピュータプログラム
JP4655951B2 (ja) * 2006-02-06 2011-03-23 ソニー株式会社 情報処理装置、情報記録媒体製造装置、情報記録媒体、および方法、並びにコンピュータ・プログラム
WO2010035449A1 (ja) * 2008-09-24 2010-04-01 パナソニック株式会社 記録再生システム、記録媒体装置及び記録再生装置

Also Published As

Publication number Publication date
CN102956249A (zh) 2013-03-06
US20130039485A1 (en) 2013-02-14

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