7.
(a)Use the public(15,3) and the private key (15,11)
show the process of encryption and the decryption for the following string,
if the sender wants to send it to the receiver. show the ciphertext.
(for both encryption and decryption,
assume that each letter is represented by an integer. 'a' = 1, 'b'= 2, 'c'= 3, etc.)
(b)How does the receiver decrypt the ciphertext and show the result
題目看的懂 可是不知道怎麼解
有人可以幫幫忙嘛
還有(15,3) (15,11)是要做啥的XD?
QQ" 明天就要考了~
可是樓樓樓...上 下線了Orz
我也好想要解答阿~~
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