JP3940038B2 - 暗号化データ配信システム - Google Patents

暗号化データ配信システム Download PDF

Info

Publication number
JP3940038B2
JP3940038B2 JP2002186588A JP2002186588A JP3940038B2 JP 3940038 B2 JP3940038 B2 JP 3940038B2 JP 2002186588 A JP2002186588 A JP 2002186588A JP 2002186588 A JP2002186588 A JP 2002186588A JP 3940038 B2 JP3940038 B2 JP 3940038B2
Authority
JP
Japan
Prior art keywords
identifier
terminal
information
value
kajo
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
JP2002186588A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003115838A (ja
JP2003115838A5 (enrdf_load_stackoverflow
Inventor
稔久 中野
基司 大森
誠 館林
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.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co 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
Application filed by Panasonic Corp, Matsushita Electric Industrial Co Ltd filed Critical Panasonic Corp
Priority to JP2002186588A priority Critical patent/JP3940038B2/ja
Publication of JP2003115838A publication Critical patent/JP2003115838A/ja
Publication of JP2003115838A5 publication Critical patent/JP2003115838A5/ja
Application granted granted Critical
Publication of JP3940038B2 publication Critical patent/JP3940038B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

JP2002186588A 2001-08-01 2002-06-26 暗号化データ配信システム Expired - Fee Related JP3940038B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002186588A JP3940038B2 (ja) 2001-08-01 2002-06-26 暗号化データ配信システム

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001-233223 2001-08-01
JP2001233223 2001-08-01
JP2002186588A JP3940038B2 (ja) 2001-08-01 2002-06-26 暗号化データ配信システム

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2006303464A Division JP2007037197A (ja) 2001-08-01 2006-11-09 暗号化データ配信システム

Publications (3)

Publication Number Publication Date
JP2003115838A JP2003115838A (ja) 2003-04-18
JP2003115838A5 JP2003115838A5 (enrdf_load_stackoverflow) 2006-11-24
JP3940038B2 true JP3940038B2 (ja) 2007-07-04

Family

ID=26619743

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002186588A Expired - Fee Related JP3940038B2 (ja) 2001-08-01 2002-06-26 暗号化データ配信システム

Country Status (1)

Country Link
JP (1) JP3940038B2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007037197A (ja) * 2001-08-01 2007-02-08 Matsushita Electric Ind Co Ltd 暗号化データ配信システム

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4557559B2 (ja) 2003-06-09 2010-10-06 コニカミノルタビジネステクノロジーズ株式会社 データ通信装置およびコンピュータプログラム
EP1688843A1 (en) 2003-11-25 2006-08-09 Matsushita Electric Industrial Co., Ltd. Authentication system
US20070275361A1 (en) * 2004-03-24 2007-11-29 Tomoaki Tezuka Individual Examination Execution Device
WO2006043493A1 (ja) 2004-10-19 2006-04-27 Matsushita Electric Industrial Co., Ltd. 個別試験実施装置
JP5556895B2 (ja) * 2010-10-14 2014-07-23 富士通株式会社 コンテンツデータ再生装置、更新管理方法、及び更新管理プログラム
US9178702B2 (en) 2011-04-22 2015-11-03 Panasonic Corporation Revocation list generation device, revocation list generation method, and content management system
WO2012147307A1 (ja) 2011-04-25 2012-11-01 パナソニック株式会社 記録媒体装置及びコントローラ
JP6719086B2 (ja) 2017-05-24 2020-07-08 パナソニックＩｐマネジメント株式会社 通信機器、認証局装置およびコンピュータプログラム
WO2024214460A1 (ja) * 2023-04-13 2024-10-17 パナソニックＩｐマネジメント株式会社 情報処理システム、管理装置、制御装置、及び、情報処理方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007037197A (ja) * 2001-08-01 2007-02-08 Matsushita Electric Ind Co Ltd 暗号化データ配信システム

Also Published As

Publication number Publication date
JP2003115838A (ja) 2003-04-18

Similar Documents

Publication Publication Date Title
KR100896390B1 (ko) 암호화 데이터 배송 시스템
US7167564B2 (en) Information processing system and method
US6911974B2 (en) Information processing system and method
KR100746880B1 (ko) 정보 처리 시스템, 정보 처리 방법 및 정보 기록 매체와프로그램 제공 매체
RU2352985C2 (ru) Способ и устройство для санкционирования операций с контентом
JP4870727B2 (ja) 暗号化を施すことによりデータを保護するデータ保護システム
CN103348623B (zh) 终端装置、验证装置、密钥分发装置、内容再现方法及密钥分发方法
JP4622087B2 (ja) 情報処理装置、および情報処理方法、並びにプログラム記憶媒体
US7336791B2 (en) Information processing apparatus
US7426639B2 (en) Information processing apparatus and method for managing grouped devices in an encrypted environment
US7617536B2 (en) Unauthorized device detection device, unauthorized device detection system, unauthorized device detection method, program, recording medium, and device information update method
CN100538716C (zh) 用于使用逻辑分区管理加密的内容的系统及方法
EP1282262A1 (en) Information processing apparatus
US7788728B2 (en) Method and apparatus for limiting number of times contents can be accessed using hash chain
JP2007037197A (ja) 暗号化データ配信システム
WO2007007764A1 (ja) ライセンス管理装置及び方法
JP3940038B2 (ja) 暗号化データ配信システム
WO2002080067A2 (fr) Processeur d'informations
JP4199472B2 (ja) 暗号化を施すことによりデータを保護するデータ保護システム
CN103098072A (zh) 记录介质装置、终端装置、发布装置、控制方法、程序以及程序的记录介质
JP2004511847A (ja) 接続回数フィールドをもつ接続リストを用いる取消リスト管理用の方法及び装置
JP2004135021A (ja) 記憶装置およびサーバ装置
US20060230463A1 (en) Method, apparatus, and computer program product for controlling copying and playback of digital data
JP4170304B2 (ja) 暗号化を施すことによりデータを保護するデータ保護システム
JP2004343782A (ja) データ管理システム

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050207

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20061004

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20061109

A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20061115

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20061219

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070209

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20070313

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20070329

R150 Certificate of patent or registration of utility model

Ref document number: 3940038

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110406

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120406

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130406

Year of fee payment: 6

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130406

Year of fee payment: 6

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140406

Year of fee payment: 7

S533 Written request for registration of change of name

Free format text: JAPANESE INTERMEDIATE CODE: R313533

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

LAPS Cancellation because of no payment of annual fees