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使用ADC保护基于FPGA的加密硬件实现免受故障攻击.
Francisco Eugenio Potestad-Ordóñez1,2, Alejandro Casado-Galán2, Erica Tena-Sánchez1,2
1Escuela Politécnica Superior, Universidad de Sevilla, 41011 Seville, Spain.
Sensors (Basel, Switzerland)
|March 13, 2024
概括
本研究介绍了使用模拟数字转换器 (ADC) 检测加密电路故障注入攻击的硬件设计. 该方法通过识别电压和温度变化等物理攻击,有效防止数据泄露.
科学领域:
- 硬件安全 硬件安全
- 密码学 密码学 密码学 密码学
- 嵌入式系统 嵌入式系统
背景情况:
- 机密数据需要通过加密算法进行保护.
- 这些算法的物理实现易受故障注入攻击.
- 错误注入攻击利用设备故障泄露敏感信息.
研究的目的:
- 介绍使用模拟数字转换器 (ADC) 的硬件设计方法.
- 检测对加密电路的物理攻击,并防止信息泄露.
- 为了提高连接设备之间交换的数据的安全性.
主要方法:
- 开发了基于FPGA的ADC模块来监控温度和供应电压.
- 实施的设置用于测试检测方案对电压,温度和电磁脉冲变化的测试.
- 设计了一个系统,在故障注入尝试期间检测异常.
主要成果:
- 提出的基于ADC的探测器成功识别了100%的故障注入攻击.
- 在检测到偏离正常操作范围时,会激活警报信号.
- 在模拟攻击期间,有效防止了机密信息泄露.
结论:
- 使用ADC的硬件设计方法提供了对故障注入攻击的强有力的保护.
- 该系统通过检测和减轻物理安全威胁来确保数据的机密性.
- 这种方法显著提高了连接设备中的加密实现的安全性.
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