JP4614377B2 - 暗号化データ管理システム及び方法、記憶媒体 - Google Patents

暗号化データ管理システム及び方法、記憶媒体 Download PDF

Info

Publication number
JP4614377B2
JP4614377B2 JP2000056146A JP2000056146A JP4614377B2 JP 4614377 B2 JP4614377 B2 JP 4614377B2 JP 2000056146 A JP2000056146 A JP 2000056146A JP 2000056146 A JP2000056146 A JP 2000056146A JP 4614377 B2 JP4614377 B2 JP 4614377B2
Authority
JP
Japan
Prior art keywords
encrypted
data
server
client
key
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
JP2000056146A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001244925A (ja
JP2001244925A5 (enExample
Inventor
康男 福田
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2000056146A priority Critical patent/JP4614377B2/ja
Priority to US09/791,844 priority patent/US6839838B2/en
Publication of JP2001244925A publication Critical patent/JP2001244925A/ja
Publication of JP2001244925A5 publication Critical patent/JP2001244925A5/ja
Application granted granted Critical
Publication of JP4614377B2 publication Critical patent/JP4614377B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Storage Device Security (AREA)
  • Computer And Data Communications (AREA)
JP2000056146A 2000-03-01 2000-03-01 暗号化データ管理システム及び方法、記憶媒体 Expired - Fee Related JP4614377B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2000056146A JP4614377B2 (ja) 2000-03-01 2000-03-01 暗号化データ管理システム及び方法、記憶媒体
US09/791,844 US6839838B2 (en) 2000-03-01 2001-02-26 Data management system, information processing apparatus, authentification management apparatus, method and storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000056146A JP4614377B2 (ja) 2000-03-01 2000-03-01 暗号化データ管理システム及び方法、記憶媒体

Publications (3)

Publication Number Publication Date
JP2001244925A JP2001244925A (ja) 2001-09-07
JP2001244925A5 JP2001244925A5 (enExample) 2007-04-19
JP4614377B2 true JP4614377B2 (ja) 2011-01-19

Family

ID=18577148

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000056146A Expired - Fee Related JP4614377B2 (ja) 2000-03-01 2000-03-01 暗号化データ管理システム及び方法、記憶媒体

Country Status (2)

Country Link
US (1) US6839838B2 (enExample)
JP (1) JP4614377B2 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7095859B2 (en) * 2002-03-18 2006-08-22 Lenovo (Singapore) Pte. Ltd. Managing private keys in a free seating environment
US7061367B2 (en) 2002-04-30 2006-06-13 General Electric Company Managing access to physical assets
US20040025039A1 (en) * 2002-04-30 2004-02-05 Adam Kuenzi Lock box security system with improved communication
US20050010780A1 (en) * 2003-07-09 2005-01-13 Kane John Richard Method and apparatus for providing access to personal information
US7899189B2 (en) * 2004-12-09 2011-03-01 International Business Machines Corporation Apparatus, system, and method for transparent end-to-end security of storage data in a client-server environment
CN1956449B (zh) * 2005-10-28 2011-05-18 北京书生国际信息技术有限公司 数据资源防复制加密传输方法及设备系统
US9670694B2 (en) * 2007-04-12 2017-06-06 Utc Fire & Security Americas Corporation, Inc. Restricted range lockbox, access device and methods
JP4948306B2 (ja) * 2007-07-26 2012-06-06 キヤノン株式会社 画像処理装置及びその制御方法、並びにプログラム
JP2011090551A (ja) * 2009-10-23 2011-05-06 Nomura Research Institute Ltd 情報公開システムおよび情報公開方法
JP5197860B2 (ja) * 2012-03-05 2013-05-15 キヤノン株式会社 画像処理装置及びその制御方法、並びにプログラム
US9804840B2 (en) 2013-01-23 2017-10-31 International Business Machines Corporation Vector Galois Field Multiply Sum and Accumulate instruction
US9246676B2 (en) 2013-11-22 2016-01-26 Cisco Technology, Inc. Secure access for encrypted data
US20220391368A1 (en) * 2014-05-05 2022-12-08 Aveva Software, Llc Cryptography system for using associated values stored in different locations to encode and decode data
US9779255B2 (en) 2014-07-23 2017-10-03 Bank Of America Corporation Split storage and communication of documents
US9519793B2 (en) * 2014-07-23 2016-12-13 Bank Of America Corporation Secure document repository
CN105516056B (zh) * 2014-09-24 2018-10-26 腾泰科技股份有限公司 加密文件保护系统及其保护方法
CN107295069B (zh) * 2017-05-27 2020-06-02 Oppo广东移动通信有限公司 数据备份方法、装置、存储介质及服务器
CN113169862B (zh) * 2018-09-13 2022-09-23 华为技术有限公司 信息处理方法、终端设备及网络系统
BR112021011165A2 (pt) * 2018-12-10 2021-08-31 Algorand Inc. Uso de protocolos de blockchain virtuais para implantar uma troca eletrônica justa
CN111262862B (zh) * 2020-01-16 2021-11-23 中能融合智慧科技有限公司 基于单独组网及数据加密的工控系统数据处理系统及方法
CN112532646B (zh) * 2020-12-09 2022-08-16 杭州趣链科技有限公司 数据共享方法、系统、装置、设备和存储介质

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5864683A (en) * 1994-10-12 1999-01-26 Secure Computing Corporartion System for providing secure internetwork by connecting type enforcing secure computers to external network for limiting access to data based on user and process access rights
US5689698A (en) * 1995-10-20 1997-11-18 Ncr Corporation Method and apparatus for managing shared data using a data surrogate and obtaining cost parameters from a data dictionary by evaluating a parse tree object
JP4067614B2 (ja) * 1996-10-30 2008-03-26 富士通株式会社 ネットワーク環境における取り引き証明装置および方法
US5884312A (en) * 1997-02-28 1999-03-16 Electronic Data Systems Corporation System and method for securely accessing information from disparate data sources through a network
JP3819608B2 (ja) * 1998-01-06 2006-09-13 株式会社東芝 電子文書の改竄防止システム及び記録媒体
JPH11203128A (ja) * 1998-01-09 1999-07-30 Canon Inc デジタルソフトウェア配布システム、端末装置および記録媒体
JPH11239128A (ja) * 1998-02-20 1999-08-31 Nippon Telegr & Teleph Corp <Ntt> 遠隔診断システムにおける情報保護方法及びそのシステム装置
JP4181246B2 (ja) * 1998-06-02 2008-11-12 株式会社東芝 ネットワークコンピューティグシステムに於ける暗号化システム、同システムに於ける暗号鍵管理方法、及び記憶媒体

Also Published As

Publication number Publication date
JP2001244925A (ja) 2001-09-07
US6839838B2 (en) 2005-01-04
US20010042046A1 (en) 2001-11-15

Similar Documents

Publication Publication Date Title
JP4614377B2 (ja) 暗号化データ管理システム及び方法、記憶媒体
KR100753932B1 (ko) 컨텐츠 암호화 방법, 이를 이용한 네트워크를 통한 컨텐츠제공 시스템 및 그 방법
CN101118586B (zh) 数据处理设备和数据处理方法
US7353393B2 (en) Authentication receipt
US20060149683A1 (en) User terminal for receiving license
KR20010041400A (ko) 디지탈 서명을 이용한 전송검열
US10250385B2 (en) Customer call logging data privacy in cloud infrastructure
JP2022542095A (ja) 強化された安全な暗号化及び復号化システム
US20210167955A1 (en) Data transmission
JP2000010929A (ja) コンテンツサーバ，端末装置及びコンテンツ送信システム
JP2000347566A (ja) コンテンツ管理装置、コンテンツ利用者端末及びプログラムを記録したコンピュータ読み取り可能な記録媒体
WO2012053886A1 (en) A method and system for file encryption and decryption in a server
JP5494171B2 (ja) ファイル管理システム、ストレージサーバ、クライアント、ファイル管理方法およびプログラム
WO2021048331A1 (en) Method and system for securely sharing a digital file
JP3984951B2 (ja) コンテンツ利用回数制限方法、コンテンツ利用端末装置、コンテンツ利用システム、コンピュータプログラム、及びコンピュータ読み取り可能な記録媒体
KR101467402B1 (ko) 네트워크 망을 통하여 수신된 팩스 데이터 관리 방법 및 그 방법을 이용한 관리장치
US7688860B2 (en) Data transmission apparatus, data reception apparatus, data transmission method, and data reception method
CN1989728A (zh) 一种用于通过网络提供加密内容并且对该内容进行解密的系统，设备和方法
JP2000295208A (ja) コンテンツ転送・蓄積方法、装置及びプログラム記録媒体
JP2005328238A (ja) コンテンツ提供システムおよびその方法
JP2001147899A (ja) コンテンツ配布システム
JP2001211160A (ja) デジタルデータ保管システム
US7886147B2 (en) Method, apparatus and computer readable medium for secure conversion of confidential files
JP2007080145A (ja) データ管理システム、データ処理方法およびデータ処理プログラム
JP2002185448A (ja) データセキュリティを強化したデータ配信システム

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070301

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070301

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20070301

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20080811

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20100222

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100305

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100430

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: 20101015

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20101016

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

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

Free format text: PAYMENT UNTIL: 20131029

Year of fee payment: 3

LAPS Cancellation because of no payment of annual fees