提出了一种改进的基于椭圆曲线的代理签名方案和匿名代理签名方案,方案以椭圆曲线离散对数问题的计算困难性为基础,在算法的设计上避免了求逆运算,具有安全性高,易实现的特点.
An improved proxy signature scheme and anonymous proxy signature scheme based on elliptic curve are put forward.Schemes based on the difficulty of elliptic curve discrete logarithm problem.The designs of the algorithm avoiding the inversion calculation.They have the high security,and it is easy to realize.