论文标题

电压调节器辅助轻巧的对策,以防故障注射攻击

Voltage regulator assisted lightweight countermeasure against fault injection attacks

论文作者

Vosoughi, Ali, Wang, Longfei, Köse, Selçuk

论文摘要

对故障注射攻击的敏感和加密电路(CC)的无可挑剔的设计对于容易受到故障注入攻击的现代数据存储,通信和计算系统至关重要。 CC对电压故障攻击的鲁棒性随芯片电压调节器而增加,该芯片电压调节器认为拓扑和组件选择对断层注入鲁棒性的影响。在重点是增加多相电压调节器和组件选择中的相位数,提出了具有多相配置和最佳操作点的芯片电压调节器,作为轻量级对策,以最大程度地减少注入的小故障。此外,当电压毛孔到达CC时,将感染性的对策添加到固定多相调节器中,该固定多相调节器污染了加密算法的计算。通过将阶段的数量从1增加到16,与故障攻击的对抗增加了52.45%,如果阶段数量增加到32,则相当于91.82%。使用过故障弹性的感染对策,安全增强的CC可提供强大的和弹性的解决方案,以提高故障和设备的可用性攻击,以提高设备的可用性和可用性。

The impeccable design of sensitive and cryptographic circuits (CC) against fault injection attacks is essential for modern data storage, communication, and computation systems that are susceptible to fault injection attacks. The robustness of a CC against voltage glitch attacks increases with an on-chip voltage regulator that considers the impact of topology and component selection on the fault injection robustness. With an emphasis on increasing the number of phases in a multiphase voltage regulator and component selection, an on-chip voltage regulator with multiphase configuration and an optimal operating point is proposed as a lightweight countermeasure to minimize injected glitches. Furthermore, an infective countermeasure is added to the on-chip multiphase voltage regulator that contaminates the computation of the cryptographic algorithm when a voltage glitch reaches to the CC. By increasing the number of phases from 1 to 16, the confrontation with fault attacks increases by 52.45%, which is equal to 91.82% if the number of phases increases to 32. Using the infective countermeasure for fault resiliency, the security-enhanced CC provides a robust and resilient solution against fault attacks that improve the security and availability of the device.

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