This particular keyword cipher works as follows: Choose a keyword such as hungry, code, wizards. You must exclude any repeating letters. Ex. password = pasword. Place the keyword anywhere in the substituion alphabet. After the last letter of your keyword, fill in the rest of the boxes with the remaining letters of the alphabet. This is your substitution.

Original Alphabet

Substitution




Keyword: Should not have any repeated letters.

Keyletter: Choose ONE letter. This is location where we place the keyword.

Encrypt your message:

Message:


Ciphertext: