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本文介绍了近期在分组密码(DES一类)安全性研究的进展情况,重点对差分密码分析和线性密码分析的方法和结果进行论述,对分组密码的安全性提出了展望。
This paper introduces the recent progress in the study of security of block cipher (DES), and focuses on the methods and results of differential cryptanalysis and linear cryptanalysis, and puts forward the prospect of the security of block ciphers.