摘要： 介绍了入围AES第二轮的MARS算法和RC6算法，通过对这两个算法的研究和比较，分析分组加密算法设计特点和趋势，供研究者参考。

关键词: AES(advanced encryption standard), DES(data encryption standard), 数据相依旋转

Abstract: In this paper , authors introduce MARS and RC6 encryption algorithms which enter the second round of AES . By analysing and comparing these two algorithms , we find some features and tendency of designing symmetric block cipher for researchers

中图分类号: 

• TP301.6