Here's your chance to crack ciphers similar to those Bletchley Park's codebreakers faced during World War II. Below, we present three ciphers of different levels of difficulty, from easiest to ...

With this fun challenge, brought to you in partnership with the Science Museum Group, you and your child can learn how to make a cipher wheel together and use it to send secret messages to one ...

To prove you are up to the job, decode this cipher sent to you from your leader, Winston Churchill. Decode the cipher below. As you discover what each encrypted letter represents, print it over ...

There is just one major puzzle to solve in this area called the Kummetz Cipher, and it’s a tricky one. We’ll explain how ...