邱爽, 白国强, 陈弘毅. 分组密码线性部件的抗功耗攻击特性[J]. 微电子学与计算机, 2015, 32(2): 24-27.
引用本文: 邱爽, 白国强, 陈弘毅. 分组密码线性部件的抗功耗攻击特性[J]. 微电子学与计算机, 2015, 32(2): 24-27.
QIU Shuang, BAI Guo-qiang, CHEN Hong-yi. DPA Resistance of Linear Component in Block Ciphers[J]. Microelectronics & Computer, 2015, 32(2): 24-27.
Citation: QIU Shuang, BAI Guo-qiang, CHEN Hong-yi. DPA Resistance of Linear Component in Block Ciphers[J]. Microelectronics & Computer, 2015, 32(2): 24-27.

分组密码线性部件的抗功耗攻击特性

DPA Resistance of Linear Component in Block Ciphers

  • 摘要: 通过对FPGA实现的分组密码SM4进行实际攻击,发现了SM4的线性部件使其具有抗差分功耗攻击的能力, 研究并归纳了一般分组密码中线性部件的结构特性和其抗功耗攻击能力的关系, 从而提出了一种针对分组密码的算法设计层面的功耗攻击防护措施. 完成了对硬件实现的国密SM4算法的成功的DPA攻击.

     

    Abstract: By mounting an actual DPA against FPGA implementation of SM4, the DPA resistance of linear component in SM4 has been discovered. Furthermore, the DPA resistance of linear component in block ciphers has been generalized, thus an algorithmic DPA countermeasures is proposed. This work also completes a successful DPA against a hardware implementation of SM4 for the first time.

     

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