J安全散列算法是数字签名等密码学应用中重要的

工具!目前最常用的安全散列算法是"#$ &算法’它被广泛

地应用于电子商务等信息安全领域!为了满足应用对安全散

列算法计算速度的需要’该文提出了一种快速计算"#$ &

算法的硬件结构!该方法通过改变硬件结构(引入中间变量’

达到缩短关键路径的目的’进而提高计算速度!这种硬件结

构在)*&+,-工艺下的$"./实现可以达到0*12345的数

据吞吐量’是改进前的两倍以上6它在782$上实现的性能

也接近目前"#$ &算法商用.8核的两倍!-J Secure Hash Algorithm is an important tool in the digital signature cryptography applications! Most commonly used secure hash algorithm is " # $　&　the algorithm ' it is widely used in the field of e-commerce and other information security in order to meet the application on secure hash algorithm to calculate the speed of need ' the text " # $　&　hardware structure of the algorithm a quick calculation the method by changing the hardware architecture (the introduction of intermediate variables'　purpose'　and thus improve the calculation speed to shorten the critical path! in this hardware structure)* & +- technology $/implementation can achieve data throughput of 0* 12345 ' improve 6 782 $ more than twice the performance close# $ The　&　Algorithms commercial 0.8 Nuclear twice!