CN1659493A - 存储在存储器中的数字数据保护方法及装置 - Google Patents

存储在存储器中的数字数据保护方法及装置 Download PDF

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Publication number
CN1659493A
CN1659493A CN038127512A CN03812751A CN1659493A CN 1659493 A CN1659493 A CN 1659493A CN 038127512 A CN038127512 A CN 038127512A CN 03812751 A CN03812751 A CN 03812751A CN 1659493 A CN1659493 A CN 1659493A
Authority
CN
China
Prior art keywords
smart card
data
key
aanalogvoltage
computing module
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.)
Pending
Application number
CN038127512A
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English (en)
Chinese (zh)
Inventor
J·L·多瓦
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.)
KCA Licensing SA
Original Assignee
Canal Plus Technologies SA
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 Canal Plus Technologies SA filed Critical Canal Plus Technologies SA
Publication of CN1659493A publication Critical patent/CN1659493A/zh
Pending legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • 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
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/78—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
    • G06F21/79—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in semiconductor storage media, e.g. directly-addressable memories
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Storage Device Security (AREA)
CN038127512A 2002-04-08 2003-04-02 存储在存储器中的数字数据保护方法及装置 Pending CN1659493A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0204321A FR2838206A1 (fr) 2002-04-08 2002-04-08 Procede et dispositif de protection de donnees numeriques stockees dans une memoire
FR02/04321 2002-04-08

Publications (1)

Publication Number Publication Date
CN1659493A true CN1659493A (zh) 2005-08-24

Family

ID=28052176

Family Applications (1)

Application Number Title Priority Date Filing Date
CN038127512A Pending CN1659493A (zh) 2002-04-08 2003-04-02 存储在存储器中的数字数据保护方法及装置

Country Status (10)

Country Link
EP (1) EP1493072B1 (enExample)
JP (1) JP4512372B2 (enExample)
KR (1) KR100997834B1 (enExample)
CN (1) CN1659493A (enExample)
AU (1) AU2003246764A1 (enExample)
BR (1) BRPI0309079B1 (enExample)
DE (1) DE60323955D1 (enExample)
FR (1) FR2838206A1 (enExample)
MX (1) MXPA04009804A (enExample)
WO (1) WO2003085496A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102037474A (zh) * 2008-05-23 2011-04-27 皇家飞利浦电子股份有限公司 用于对数据项的安全访问的数据项的基于身份的加密

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100374973C (zh) * 2005-05-20 2008-03-12 联想(北京)有限公司 一种使用超级密码解密的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3736882C2 (de) * 1987-10-30 1997-04-30 Gao Ges Automation Org Verfahren zur Echtheitsprüfung eines Datenträgers mit integriertem Schaltkreis
FR2738971B1 (fr) * 1995-09-19 1997-10-10 Schlumberger Ind Sa Procede de determination d'une cle de cryptage associee a un circuit integre
JP3440763B2 (ja) * 1996-10-25 2003-08-25 富士ゼロックス株式会社 暗号化装置、復号装置、機密データ処理装置、及び情報処理装置
EP0984403A1 (en) * 1998-09-01 2000-03-08 Mindport B.V. Security system
JP2002077141A (ja) * 2000-09-01 2002-03-15 Matsushita Electric Ind Co Ltd 電子暗号鍵およびその使用方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102037474A (zh) * 2008-05-23 2011-04-27 皇家飞利浦电子股份有限公司 用于对数据项的安全访问的数据项的基于身份的加密

Also Published As

Publication number Publication date
KR100997834B1 (ko) 2010-12-01
EP1493072A1 (fr) 2005-01-05
DE60323955D1 (de) 2008-11-20
BR0309079A (pt) 2005-02-22
WO2003085496A1 (fr) 2003-10-16
BRPI0309079B1 (pt) 2016-01-19
FR2838206A1 (fr) 2003-10-10
JP2005527896A (ja) 2005-09-15
AU2003246764A1 (en) 2003-10-20
EP1493072B1 (fr) 2008-10-08
JP4512372B2 (ja) 2010-07-28
KR20050005440A (ko) 2005-01-13
MXPA04009804A (es) 2005-01-25

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