The design of the DES has always been surrounded with mystery. A method to construct equivalent descriptions of the cipher is presented. This leads to an alternative description with a more simple structure, which in turn may lead to a better understanding of the cipher.
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http://iet.metastore.ingenta.com/content/journals/10.1049/el_20040133
Related content
content/journals/10.1049/el_20040133
pub_keyword,iet_inspecKeyword,pub_concept
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