The world of technology relies on encryption. Everything from private messages to online payments are secured in this way -- but how does it all work? Mozilla has come up with a way to teach people about encryption, combining gaming and emoji into a useful learning tool. Codemoji is described as "a fun way to learn about ciphers", and while you might think that it's aimed solely at children, there's something here for all ages. The idea is very simple: letters and words are translated into emoji so they can only be read by those who understand the decryption technique.… [Continue Reading]