1. Use a Multiplicative Cipher to decipher the message. C = 5P mod 26 (10 points) uwafy iwvvw iyvab yfylu mwlrs riksv ntyvy lmsre vswrs duwal yiwsr ivwiw vwjyt ksvnq evsqd eovsw rPlaintext a b c d e f g h i j k l m Position 1 2 3 4 5 6 7 8 9 10 11 12 13 Multiply by Mod 26 Cipher text Plaintext n o p q r s t u v w x y z Position 14 15 16 17 18 19 20 21 22 23 24 25 26

Multiply by ____

Mod 26

Cipher text

Deciphered message:

1. Use a Permutation Cipher to decipher the encrypted message below. Use b=6 as your block length and 4,5,2,6,1,3 as your permutation sequence. Please decipher the encrypted code and show the first 4 inverse permutation blocks. (10 points). Show all work requested or you will lose points. Your answer will be a quote. ceussc lafnsu succdn sfeucs opplle nodteo ygarvr lyaiet eitrnh libtai theeis ryviya eitrnh ireeds retaso hehict tepnro l_i_ta