SHOW YOUR WORK

1- Encrypt with playfair cipher

Plaintext= Bashayer Mohammed, Key = HUMAN (insert your name as plaintext)

Decrypt with playfair cipher

Cipher text = XDRBFEFDFROAHOEZ

Key= STAR

2- Encrypt with Vigener Cipher (use C=P+k mod26 method. Other methods not accepted)

Plaintext = Bashayer Mohammed, KEY= HUMAN (insert your name as plaintext)

Decrypt with Vigener cipher

Ciphertext= oxaiwxntjrpkagg

Key= STAR

3- Encrypt with Rail fence cipher

Plain text : "Bashayer Mohammed"

Key = depth of 3

4- Decrypt with railfence cipher

Ciphertext = CTPSKRPORHITEEYGYHY

Key = 3

5- Encrypt with Row transposition cipher

Plaintext : "Bashayer Mohammed"

Decrypt with row transposition cipher

Ciphertext = ASTMCINETTOHA

Key = CAR

6- Break the message encrypted using row transposition cipher

Cipher text = HASTTLTCINEBETOHAE

Key length= 3

Break the message encrypted with row transposition cipher

Cipher text = AGUUTYRESDOENSEUAITN