TW200619901A - A high-security semiconductor device - Google Patents

A high-security semiconductor device

Info

Publication number
TW200619901A
TW200619901A TW094114764A TW94114764A TW200619901A TW 200619901 A TW200619901 A TW 200619901A TW 094114764 A TW094114764 A TW 094114764A TW 94114764 A TW94114764 A TW 94114764A TW 200619901 A TW200619901 A TW 200619901A
Authority
TW
Taiwan
Prior art keywords
hamming distance
circuit
bit string
dummy
bit
Prior art date
Application number
TW094114764A
Other languages
English (en)
Other versions
TWI277857B (en
Inventor
Shigeo Ohyama
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of TW200619901A publication Critical patent/TW200619901A/zh
Application granted granted Critical
Publication of TWI277857B publication Critical patent/TWI277857B/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
    • G06K19/07309—Means for preventing undesired reading or writing from or onto record carriers
    • G06K19/07363—Means for preventing undesired reading or writing from or onto record carriers by preventing analysis of the circuit, e.g. dynamic or static power analysis or current analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/16—Protection against loss of memory contents
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/75—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation
    • G06F21/755—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation with measures against power attack
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Storage Device Security (AREA)
TW094114764A 2004-05-10 2005-05-06 A high-security semiconductor device TWI277857B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004139398A JP3933647B2 (ja) 2004-05-10 2004-05-10 消費電力解析防止機能つき半導体装置

Publications (2)

Publication Number Publication Date
TW200619901A true TW200619901A (en) 2006-06-16
TWI277857B TWI277857B (en) 2007-04-01

Family

ID=35320384

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094114764A TWI277857B (en) 2004-05-10 2005-05-06 A high-security semiconductor device

Country Status (6)

Country Link
US (1) US7962965B2 (zh)
EP (1) EP1760595A4 (zh)
JP (1) JP3933647B2 (zh)
KR (1) KR100855599B1 (zh)
TW (1) TWI277857B (zh)
WO (1) WO2005109210A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI398751B (zh) * 2008-07-25 2013-06-11 Advantest Corp 時脈變換電路以及使用該電路的測試裝置

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5146156B2 (ja) 2008-06-30 2013-02-20 富士通株式会社 演算処理装置
WO2011148558A1 (ja) * 2010-05-28 2011-12-01 日本電気株式会社 署名生成装置、署名方法、及び署名生成プログラムが格納された非一時的なコンピュータ可読媒体
GB2487901B (en) * 2011-02-03 2019-12-04 Advanced Risc Mach Ltd Power signature obfuscation
US9515989B1 (en) * 2012-02-24 2016-12-06 EMC IP Holding Company LLC Methods and apparatus for silent alarm channels using one-time passcode authentication tokens
US20130275721A1 (en) * 2012-04-17 2013-10-17 Industrial Technology Research Institute Reconfigurable instruction encoding method, execution method, and electronic apparatus
US9423820B2 (en) * 2013-07-31 2016-08-23 Fairchild Semiconductor Corporation Complimentary bit slicing side channel attack defense
DE102014213071A1 (de) * 2014-07-04 2016-01-07 Robert Bosch Gmbh Verfahren und Vorrichtung zur Verarbeitung von Daten
JP6401804B2 (ja) * 2016-10-05 2018-10-10 株式会社メガチップス 暗号化装置、メモリ装置、ホスト装置、及びメモリシステム
KR102463420B1 (ko) 2017-11-02 2022-11-03 현대자동차주식회사 고분자 전해질 연료전지용 전극의 제조방법 및 이에 의해 제조된 전극

Family Cites Families (18)

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Publication number Priority date Publication date Assignee Title
FR2638869B1 (fr) * 1988-11-10 1990-12-21 Sgs Thomson Microelectronics Dispositif de securite contre la detection non autorisee de donnees protegees
US5093830A (en) * 1990-07-06 1992-03-03 Northern Telecom Limited Self-synchronizing serial transmission of signaling bits in a digital switch
US5416786A (en) * 1991-06-28 1995-05-16 Industrial Technology Research Institute Error correction circuit for BCH codewords
US6571361B1 (en) * 1995-09-29 2003-05-27 Kabushiki Kaisha Toshiba Encoder and decoder
DE19850721A1 (de) * 1998-11-03 2000-05-18 Koninkl Philips Electronics Nv Datenträger mit Verschleierung des Stromverbrauchs
JP4071879B2 (ja) * 1998-12-09 2008-04-02 富士通株式会社 誤り検出器、この誤り検出器を備えた通信システム、および誤り検出方法
FR2787900B1 (fr) 1998-12-28 2001-02-09 Bull Cp8 Circuit integre intelligent
IL128007A (en) 1999-01-11 2003-02-12 Milsys Ltd Enhancements on compact logic devices and also for accelerating and securing computations in modular arithmetic especially for use in public key cryptographic co-processors designed for elliptic curve and rsa type computations
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
DK1193665T3 (da) * 2000-03-09 2012-04-02 Mitsubishi Electric Corp Blokkrypteringsindretning, som anvender hjælpekonvertering
JP4526713B2 (ja) 2001-01-12 2010-08-18 三菱電機株式会社 高周波回路
JP2004007472A (ja) * 2002-03-22 2004-01-08 Toshiba Corp 半導体集積回路、データ転送システム、及びデータ転送方法
JP2003337750A (ja) 2002-05-22 2003-11-28 Hitachi Ltd 内部解析防止機能付き半導体デバイス
JP2005527853A (ja) * 2002-05-23 2005-09-15 アトメル・コーポレイション 高度暗号化規格（ａｅｓ）のハードウェア暗号法エンジン
JP3737783B2 (ja) * 2002-06-28 2006-01-25 株式会社東芝 論理素子及びこれを用いた暗号演算回路
JP3708910B2 (ja) * 2002-06-28 2005-10-19 株式会社東芝 レジスタ回路及びこれを用いた暗号演算回路
NZ520650A (en) * 2002-08-08 2005-08-26 Tait Electronics Ltd Improvements relating to radio communication systems
US7184360B2 (en) * 2005-06-15 2007-02-27 Infineon Technologies, Ag High-speed interface circuit for semiconductor memory chips and memory system including semiconductor memory chips

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI398751B (zh) * 2008-07-25 2013-06-11 Advantest Corp 時脈變換電路以及使用該電路的測試裝置

Also Published As

Publication number Publication date
TWI277857B (en) 2007-04-01
US20080141340A1 (en) 2008-06-12
JP3933647B2 (ja) 2007-06-20
EP1760595A1 (en) 2007-03-07
JP2005322018A (ja) 2005-11-17
KR100855599B1 (ko) 2008-09-01
EP1760595A4 (en) 2010-06-02
WO2005109210A1 (ja) 2005-11-17
US7962965B2 (en) 2011-06-14
KR20070009718A (ko) 2007-01-18

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees