Here’s what you need to do: Using the Captain’s Code, JÖGM, examine the code wheels for these letters and place them into the cipher machine in this order. The wheel with a ‘J’ on it goes ...

You could do worse than to confuse the meanings of "code" and "cipher"—even cryptographers sometime use the terms as though they had the same meaning. There is, however, a definite distinction ...

The Playfair cipher is an incredib L e code system that is both difficult to decrypt without a computer and easily solvable by hand. You might be familiar with the Cryptoquip in the comics section ...