JP2003152702A5 - - Google Patents

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Publication number
JP2003152702A5
JP2003152702A5 JP2001350936A JP2001350936A JP2003152702A5 JP 2003152702 A5 JP2003152702 A5 JP 2003152702A5 JP 2001350936 A JP2001350936 A JP 2001350936A JP 2001350936 A JP2001350936 A JP 2001350936A JP 2003152702 A5 JP2003152702 A5 JP 2003152702A5
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JP
Japan
Prior art keywords
data
encryptor
key
encrypted
decryptor
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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.)
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Application number
JP2001350936A
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English (en)
Japanese (ja)
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JP3904432B2 (ja
JP2003152702A (ja
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Publication date
Application filed filed Critical
Priority to JP2001350936A priority Critical patent/JP3904432B2/ja
Priority claimed from JP2001350936A external-priority patent/JP3904432B2/ja
Priority to US10/217,565 priority patent/US6691921B2/en
Publication of JP2003152702A publication Critical patent/JP2003152702A/ja
Priority to US10/745,540 priority patent/US7201326B2/en
Publication of JP2003152702A5 publication Critical patent/JP2003152702A5/ja
Application granted granted Critical
Publication of JP3904432B2 publication Critical patent/JP3904432B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2001350936A 2001-11-16 2001-11-16 情報処理装置 Expired - Fee Related JP3904432B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2001350936A JP3904432B2 (ja) 2001-11-16 2001-11-16 情報処理装置
US10/217,565 US6691921B2 (en) 2001-11-16 2002-08-14 Information processing device
US10/745,540 US7201326B2 (en) 2001-11-16 2003-12-29 Information processing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001350936A JP3904432B2 (ja) 2001-11-16 2001-11-16 情報処理装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2006034970A Division JP2006136032A (ja) 2006-02-13 2006-02-13 情報処理装置

Publications (3)

Publication Number Publication Date
JP2003152702A JP2003152702A (ja) 2003-05-23
JP2003152702A5 true JP2003152702A5 (enExample) 2005-06-30
JP3904432B2 JP3904432B2 (ja) 2007-04-11

Family

ID=19163331

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001350936A Expired - Fee Related JP3904432B2 (ja) 2001-11-16 2001-11-16 情報処理装置

Country Status (2)

Country Link
US (2) US6691921B2 (enExample)
JP (1) JP3904432B2 (enExample)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1354300B1 (en) * 2000-12-19 2007-08-01 Azoteq (PTY) Limited Method of and apparatus for transferring data
FR2823398B1 (fr) * 2001-04-04 2003-08-15 St Microelectronics Sa Extraction d'une donnee privee pour authentification d'un circuit integre
FR2825873A1 (fr) * 2001-06-11 2002-12-13 St Microelectronics Sa Stockage protege d'une donnee dans un circuit integre
JP3904432B2 (ja) * 2001-11-16 2007-04-11 株式会社ルネサステクノロジ 情報処理装置
WO2005027403A1 (ja) * 2003-09-11 2005-03-24 Renesas Technology Corp. 情報処理装置
CN100356342C (zh) 2003-11-18 2007-12-19 株式会社瑞萨科技 信息处理装置
JP4611643B2 (ja) * 2004-01-16 2011-01-12 三菱電機株式会社 個別鍵生成装置
CN100565445C (zh) 2004-01-27 2009-12-02 Nxp股份有限公司 对功率分析攻击的防护
JP2006020154A (ja) * 2004-07-02 2006-01-19 Toshiba Corp コンテンツ管理方法及びコンテンツ管理用プログラム、並びに電子機器
US7711120B2 (en) * 2004-07-29 2010-05-04 Infoassure, Inc. Cryptographic key management
EP1717723A1 (en) * 2005-04-29 2006-11-02 ST Incard S.r.l. Improved virtual machine or hardware processor for IC-card portable electronic devices
US8250151B2 (en) * 2005-10-12 2012-08-21 Bloomberg Finance L.P. System and method for providing secure data transmission
US7594101B2 (en) * 2006-02-06 2009-09-22 Stmicroelectronics S.A. Secure digital processing unit and method for protecting programs
DE102006006057B4 (de) * 2006-02-09 2007-12-27 Infineon Technologies Ag Datenverschlüsselungsvorrichtung und Verfahren zum Verschlüsseln von Daten
JP2007251783A (ja) * 2006-03-17 2007-09-27 Nec Electronics Corp 半導体装置の被処理データのスクランブル／デスクランブル方法、そのプログラム、スクランブル／デスクランブル回路、及びそれらを備える半導体装置
GB0615392D0 (en) * 2006-08-03 2006-09-13 Wivenhoe Technology Ltd Pseudo random number circuitry
US8972744B1 (en) * 2008-02-14 2015-03-03 Xilinx, Inc. Preventing data imprinting in memory
US8359479B2 (en) * 2008-07-17 2013-01-22 Lsi Corporation High performance arithmetic logic unit (ALU) for cryptographic applications with built-in countermeasures against side channel attacks
US8359447B1 (en) 2009-01-15 2013-01-22 Xilinx, Inc. System and method of detecting and reversing data imprinting in memory
US7949912B1 (en) 2009-01-15 2011-05-24 Xilinx, Inc. System and method of securing data stored in a memory
US8375225B1 (en) * 2009-12-11 2013-02-12 Western Digital Technologies, Inc. Memory protection
US8902040B2 (en) 2011-08-18 2014-12-02 Greisen Enterprises Llc Electronic lock and method
US8635467B2 (en) 2011-10-27 2014-01-21 Certicom Corp. Integrated circuit with logic circuitry and multiple concealing circuits
US8334705B1 (en) 2011-10-27 2012-12-18 Certicom Corp. Analog circuitry to conceal activity of logic circuitry
JP5742960B2 (ja) * 2011-10-31 2015-07-01 富士通株式会社 暗号装置と方法およびプログラム
CN103870867A (zh) * 2014-04-01 2014-06-18 太仓市协诚金属制品有限公司 一种带地铁线的多功能卡片式播放器
JP6576699B2 (ja) * 2015-06-12 2019-09-18 コニカミノルタ株式会社 暗号化システム、更新方法、および更新プログラム
US11838402B2 (en) 2019-03-13 2023-12-05 The Research Foundation For The State University Of New York Ultra low power core for lightweight encryption

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4278837A (en) * 1977-10-31 1981-07-14 Best Robert M Crypto microprocessor for executing enciphered programs
US4465901A (en) * 1979-06-04 1984-08-14 Best Robert M Crypto microprocessor that executes enciphered programs
EP0137995B1 (en) * 1983-10-14 1990-10-17 Kabushiki Kaisha Toshiba Single-chip microcomputer with encryptable function on program memory
US4630201A (en) * 1984-02-14 1986-12-16 International Security Note & Computer Corporation On-line and off-line transaction security system using a code generated from a transaction parameter and a random number
JPS6198476A (ja) * 1984-10-19 1986-05-16 Casio Comput Co Ltd カードターミナル
US5323323A (en) * 1987-07-09 1994-06-21 Neopost Limited Franking machine system
US4956863A (en) * 1989-04-17 1990-09-11 Trw Inc. Cryptographic method and apparatus for public key exchange with authentication
US5224166A (en) 1992-08-11 1993-06-29 International Business Machines Corporation System for seamless processing of encrypted and non-encrypted data and instructions
JPH07182304A (ja) 1993-12-24 1995-07-21 Rohm Co Ltd マイクロコンピュータ及びその製造方法
US5903704A (en) * 1994-08-26 1999-05-11 Hitachi, Ltd. Apparatus for selectively recording and reproducing received analog and digital signals
WO1997004395A1 (en) * 1995-07-20 1997-02-06 Dallas Semiconductor Corporation Method and apparatus for encryption key creation
US5764772A (en) * 1995-12-15 1998-06-09 Lotus Development Coporation Differential work factor cryptography method and system
DE19630861A1 (de) * 1996-07-31 1998-02-05 Philips Patentverwaltung Datenverarbeitungseinrichtung mit einem Mikroprozessor und einer zusätzlichen Recheneinheit
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
WO1999067766A2 (en) 1998-06-03 1999-12-29 Cryptography Research, Inc. Balanced cryptographic computational method and apparatus for leak minimization in smartcards and other cryptosystems
US6182104B1 (en) * 1998-07-22 2001-01-30 Motorola, Inc. Circuit and method of modulo multiplication
US6408075B1 (en) * 1998-11-30 2002-06-18 Hitachi, Ltd. Information processing equipment and IC card
US6188294B1 (en) * 1999-05-12 2001-02-13 Parthus Technologies, Plc. Method and apparatus for random sequence generator
US6419159B1 (en) * 1999-06-14 2002-07-16 Microsoft Corporation Integrated circuit device with power analysis protection circuitry
JP4083925B2 (ja) 1999-06-24 2008-04-30 株式会社日立製作所 情報処理装置、カード部材および情報処理システム
JP2001092654A (ja) 1999-09-17 2001-04-06 Nec Ic Microcomput Syst Ltd データ処理方法および装置
FR2801751B1 (fr) 1999-11-30 2002-01-18 St Microelectronics Sa Composant electronique de securite
JP3904432B2 (ja) * 2001-11-16 2007-04-11 株式会社ルネサステクノロジ 情報処理装置

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