基于延时可控的双边沿APUF电路设计
作者:
作者单位:

温州大学 电气与电子工程学院,浙江 温州 325006

作者简介:

江佳琳(1997-),女,在读硕士研究生,主要研究方向为物理不可克隆函数防御.email:452048579@qq.com.
周子宇(1996-),男,在读博士研究生,主要研究方向为物理不可克隆函数攻击与防御.
李 刚(1988-),男,博士,副教授,主要研究方向为集成电路、安全芯片理论和设计技术.
汪鹏君(1966-),男,博士,教授,主要研究方向为集成电路、安全芯片理论和设计技术.

通讯作者:

汪鹏君 email:wangpengjun@wzu.edu.cn

基金项目:

国家自然科学基金资助项目(62234008;62374117)

伦理声明:



Dual-edge APUF circuit design based on controllable delay time
Author:
Ethical statement:

Affiliation:

Institute of Electrical and Electronic Engineering,Wenzhou University,Wenzhou Zhejiang 325006,China

Funding:

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    摘要:

    物理不可克隆函数(PUF)是一种实用性极强的硬件安全原语,广泛应用于物联网设备认证等信息安全领域。然而强PUF的输入输出之间关联性较强,易受到机器学习(ML)算法的攻击。为此,通过对延时可控单元和双边沿触发机理的研究,提出一种基于延时可控的双边沿仲裁器PUF(APUF)电路。通过延时可控开关电路,优化APUF的路径,调节电路延迟偏差以降低激励响应对(CRP)间的相关性;采用上升沿和下降沿仲裁器分别采集PUF电路双边沿延时响应,成倍提高APUF的CRP数量,以提高信息熵利用率;基于TSMC 65 nm CMOS工艺及Cadence Virtuoso设计平台,全定制设计电路与版图。实验结果表明:电路的逻辑功能正确,PUF的唯一性和可靠性分别为51.01%和0.025 57,且对应逻辑回归(LR)、支持向量机(SVM)、人工神经网络(ANN)和轻量梯度提升机(Light GBM)算法的ML攻击预测率为59.71%、62.75%、86.00%和80.92%,相较APUF抗ML能力显著提升。

    Abstract:

    Physical Unclonable Function(PUF) is a highly practical hardware security primitive that can be widely used in information security fields such as IoT device authentication. However, the strong PUF has strong correlation between inputs and outputs, which makes it vulnerable to attacks by Machine Learning(ML) algorithms. In view of this, a delay-controllable dual-edge Arbiter PUF(APUF) circuit based on the delay-controllable unit and dual-edge triggering mechanism is proposed. Firstly, a delay- controllable switching circuit is employed to optimize the path of the conventional APUF and adjust the circuit delay deviation to reduce the correlation between the Challenge-Response Pair(CRP). Secondly, a rising-edge arbiter and a falling-edge arbiter are employed to capture the dual-edge delay response of the PUF circuit respectively, which double increases the number of pairs of CRP of the PUF. Finally, a dual-edge arbiter PUF circuit is proposed based on the TSMC 65 nm CMOS process and the Cadence Virtuoso design platform, the circuit and layout are realized in a fully customized way. The experimental results show that the logic function of the circuit is correct, the uniqueness and reliability of the PUF are 51.01% and 0.025 57 respectively. And the prediction rates of ML attacks corresponding to Logistic Regression(LR), Support Vector Machine(SVM), Artificial Neural Network(ANN) and Light Gradient Boosting Machine(Light GBM) algorithms are 59.71%, 62.75%, 86.00% and 80.92%, the resistance to ML attack is significantly improved.

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引用本文

江佳琳,周子宇,李刚,汪鹏君.基于延时可控的双边沿APUF电路设计[J].太赫兹科学与电子信息学报,2025,23(7):748~754

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  • 收稿日期:2024-03-07
  • 最后修改日期:2024-03-19
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  • 在线发布日期: 2025-08-01
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