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非线性光学散射PUF:增强对身份验证系统建模攻击的安全性.

Ruijie Hui, Feiliang Chen, Mo Li

    Optics express
    |December 2, 2023
    PubMed
    概括

    一个新的非线性光学散射物理非克隆功能 (NOS-PUF) 增强了物联网 (IoT) 的安全性. 这种新型设备显著降低了模拟攻击的风险,为敏感数据提供了卓越的身份验证.

    科学领域:

    • 网络安全 网络安全
    • 材料科学 材料科学 材料科学
    • 光学工程是指光学工程.

    背景情况:

    • 物联网 (IoT) 的扩张需要对个人和团体信息提供强大的安全性.
    • 传统的光学散射物理不可克隆函数 (OS-PUF) 呈现线性散射,造成安全漏洞.
    • 现有的身份验证方法难以应对高级建模攻击.

    研究的目的:

    • 提出与电光材料集成的非线性光学散射物理不可克隆功能 (NOS-PUF).
    • 增强认证系统对复杂的建模攻击的安全性和弹性.
    • 引入一种基于散射不变模式 (SIM) 的新型攻击向量,并评估NOS-PUF的防御能力.

    主要方法:

    • 整合电光材料以诱导随机折射率波动.
    • 开发一种使用散射不变模式 (SIMs) 的新型建模攻击方法.
    • 进行了广泛的模拟,以评估针对基于SIM的攻击的虚假接受率 (FAR).

    主要成果:

    • 拟议的NOS-PUF有效地通过利用非线性散射来缓解建模攻击.
    • 与传统的OS-PUF相比,NOS-PUF在针对基于SIM的攻击方面显示出明显较低的虚假接受率 (FAR).
    • 性能超过了Gabor过算法的极限超过五个数量级.

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    结论:

    • NOS-PUF为身份验证系统提供了增强的安全性和信息度.
    • 拟议的设备非常适合需要强大和高安全性措施的应用.
    • 这项研究推进了安全物联网应用程序的物理非克隆功能领域.