In this paper, it applies the technique of Artificial Neural Network to classify the EM signals from the scalar multiplication in ECC, and gets the secret parameter in scalar multiplication successfully.

• 文章针对椭圆曲线密码系统中的标量乘法运算时发射的电磁信号，运用人工神经网络技术进行分类判别，从而获取标量乘法中的秘密参量。