【摘要】 本文提出了一款基于二进制Edwards椭圆曲线的高能效椭圆曲线加密处理器.该处理器采用163位密钥,被设计用于无源射频识别(RFID)标签.为了保证椭圆曲线加密(ECC)处理器运算的安全性,处理器使用了二进制Edwards曲线作为加密曲线.ECC处理器中的逻辑运算模块所使用的有限域乘法器基于K-O分治算法进行了优化和设计.验证结果显示,该ECC处理器需要14 200个等效门面积,加密过程中完成一次标量乘法需要23 023个时钟周期和0.93μJ的能量.该ECC处理器可以满足RFID标签所需要的能耗、时间和面积要求.更多还原

【Abstract】 In this paper,we propose an energy-efficient 163-bit elliptic curve cryptographic(ECC)crypto processor for passive radio frequency identification(RFID)tags.The encryption curve used for this processor is binary Edwards curve.The multiplication of arithmetic logic unit(ALU)in ECC processor is optimized and implemented with the KaratsubaOfman conquer and rule algorithm.According to the verification results,the ECC processor requires 14200 equivalent gates area and 23023 cycles with 0.93 Jenergy consumption for one scalar multiplication encryption process.The ECC processor can meet the power,area and timing requirements of RFID applications.更多还原