Add an option to view info on all the cipher types when the user is prompted to enter a cipher type. This could be one option that lists basic descriptions on each cipher, and/or a way for users to view in-depth info on a specific cipher.
Ex:
Add in something like "888) View Cipher Descriptions"
AND/OR
When the user is prompted to enter the number corresponding to their desired cipher, tell them they can add "-i" or "-info" to get in-depth info on that cipher type. Info could include description, origin, example of key input, website link, etc.
Add an option to view info on all the cipher types when the user is prompted to enter a cipher type. This could be one option that lists basic descriptions on each cipher, and/or a way for users to view in-depth info on a specific cipher.
Ex: