4.Write simple software code to encrypt and decrypt an input message using counter mode by considering the following ciphers: affine modulo 256, Hill modulo 256, S-DES.-Consider the counter starting...

4.Write simple software code to encrypt and decrypt an input message using counter mode by considering the following ciphers: affine modulo 256, Hill modulo 256, S-DES.-Consider the counter starting at 0000 0000-A plaintext: 0000 0001 0000 0010 0000 0100 -A key: 01111 11101