论文部分内容阅读
基于输入长度可变的伪随机函数的级联构造方法，给出了对任意长度的消息构造其认证码的方法，并分析了消息认证码的安全性
Based on the cascade construction method of pseudo-random function with variable input length, a method of constructing its authentication code for any length of message is given, and the security of the message authentication code