CN112005249A - 一种用于裸片保护的电路、裸片及集成电路 - Google Patents

一种用于裸片保护的电路、裸片及集成电路 Download PDF

Info

Publication number
CN112005249A
CN112005249A CN201980006867.9A CN201980006867A CN112005249A CN 112005249 A CN112005249 A CN 112005249A CN 201980006867 A CN201980006867 A CN 201980006867A CN 112005249 A CN112005249 A CN 112005249A
Authority
CN
China
Prior art keywords
circuit
detection circuit
delay
die
impedance
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
CN201980006867.9A
Other languages
English (en)
Inventor
赵谦
贾波
刘彭劼
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies 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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN112005249A publication Critical patent/CN112005249A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • 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)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Semiconductor Integrated Circuits (AREA)

Abstract

本申请提供一种用于裸片保护的电路、裸片及集成电路，涉及电子技术领域，用于保护裸片免受攻击者的非法操控，从而避免了裸片中关键信息的泄露。所述电路包括：检测电路，用于检测覆盖所述裸片的屏蔽线的信号传输参数，所述信号传输参数包括传输阻抗或传输延时中的至少一项；控制电路，用于获取来自所述检测电路的所述信号传输参数，当所述信号传输参数不满足预设条件时，触发所述裸片的保护操作。

Description

PCT国内申请，说明书已公开。

Claims (14)

  1. PCT国内申请，权利要求书已公开。
CN201980006867.9A 2019-03-05 2019-03-05 一种用于裸片保护的电路、裸片及集成电路 Pending CN112005249A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/077011 WO2020177082A1 (zh) 2019-03-05 2019-03-05 一种用于裸片保护的电路、裸片及集成电路

Publications (1)

Publication Number Publication Date
CN112005249A true CN112005249A (zh) 2020-11-27

Family

ID=72337435

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980006867.9A Pending CN112005249A (zh) 2019-03-05 2019-03-05 一种用于裸片保护的电路、裸片及集成电路

Country Status (2)

Country Link
CN (1) CN112005249A (zh)
WO (1) WO2020177082A1 (zh)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070121575A1 (en) * 2003-12-29 2007-05-31 Olivier Savry Protection for an integrated circuit chip containing confidential data
CN101609804A (zh) * 2008-06-17 2009-12-23 台湾积体电路制造股份有限公司 集成电路结构的形成方法
CN106067460A (zh) * 2015-04-20 2016-11-02 原子能和替代能源委员会 包括受保护的后表面的电子芯片
CN107944309A (zh) * 2017-10-31 2018-04-20 北京中电华大电子设计有限责任公司 一种抗物理攻击的屏蔽检测电路

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7005733B2 (en) * 1999-12-30 2006-02-28 Koemmerling Oliver Anti tamper encapsulation for an integrated circuit
JP4748929B2 (ja) * 2003-08-28 2011-08-17 パナソニック株式会社 保護回路および半導体装置
CN105243343B (zh) * 2015-10-21 2018-05-01 北京华大信安科技有限公司 一种金属屏蔽线保护电路、等效电路及检测方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070121575A1 (en) * 2003-12-29 2007-05-31 Olivier Savry Protection for an integrated circuit chip containing confidential data
CN101609804A (zh) * 2008-06-17 2009-12-23 台湾积体电路制造股份有限公司 集成电路结构的形成方法
CN106067460A (zh) * 2015-04-20 2016-11-02 原子能和替代能源委员会 包括受保护的后表面的电子芯片
CN107944309A (zh) * 2017-10-31 2018-04-20 北京中电华大电子设计有限责任公司 一种抗物理攻击的屏蔽检测电路

Also Published As

Publication number Publication date
WO2020177082A1 (zh) 2020-09-10

Similar Documents

Publication Publication Date Title
KR102666955B1 (ko) 보안 반도체 칩 및 그 동작 방법
US8074082B2 (en) Anti-tamper module
US9323957B2 (en) Anti-tamper system based on dual random bits generators for integrated circuits
Ngo et al. Hardware Trojan detection by delay and electromagnetic measurements
Gnad et al. Voltage-based covert channels using FPGAs
KR920005167A (ko) 테스트 모드 진입을 위한 복수의 클럭킹을 가진 반도체 메모리
US5920690A (en) Method and apparatus for providing access protection in an integrated circuit
US11276648B2 (en) Protecting chips from electromagnetic pulse attacks using an antenna
CN103440452B (zh) 一种芯片物理完整性检测装置
EP3321839A1 (en) Method and detection circuit for detecting security chip operating state
CN113343317B (zh) 安全集成电路及其保护方法
WO2021087417A1 (en) Alert handling
CN113383376A (zh) 半导体管芯布置的指纹识别
US6962294B2 (en) Integrated circuit having an active shield
CN107492395B (zh) 条件式存取芯片、其内建自我测试电路及测试方法
CN112005249A (zh) 一种用于裸片保护的电路、裸片及集成电路
US11216593B2 (en) Data protection circuit of chip, chip, and electronic device
EP1840964A1 (en) Semiconductor device with protected access
US20140049359A1 (en) Security device and integrated circuit including the same
JPH04273537A (ja) 信頼性の高いコンピューティングおよび調整システムのための有限状態機械
CN210403694U (zh) 一种芯片的防攻击保护结构
CN206711097U (zh) 一种敏感数据的保护电路和密码键盘
EP3907633A1 (en) System and method for obfuscating opcode commands in a semiconductor device
CN106909860A (zh) 一种敏感数据的保护电路和密码键盘
KR101721168B1 (ko) 방사성 동위원소를 이용한 랜덤 펄스 발생 장치의 동작 방법

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20201127