请解密以下代换密码的密文:JGRMQOYGHMVBJWRWQFPWHGFFDQGFPFZRKBEEBJIZQQOCIBZKLFAFGQVFZFWWEOGWOPFGFHWOLP...
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IP属地:贵州
请解密以下代换密码的密文:JGRMQOYGHMVBJWRWQFPWHGFFDQGFPFZRKBEEBJIZQQOCIBZKLFAFGQVFZFWWEOGWOPFGFHWOLP...
解:N= 1889570071e1 = 1021763679e2= 519424709c1= 1244183534 and c2= 732959706由题意得: c1 = m...
DES算法遵守Feistel密码结构,因此有Ri+1=LiLi+1=Li⊕F(Ri,Ki)解密过程中将Ri+1,Li+1代入上述式得:Li+1=RiLi+1⊕F(Ri,Ki)...