Silo season 2 makes the Caeser shift cipher a crucial part of one of ... message are shifted to a fixed number of positions down the alphabet. For instance, for a shift of 3 to the right, G would ...

The Caesar cipher, ... Shift the entire alphabet by the number you picked and write it down below your original alphabet (as shown above). Pick a message to write to your friend.

Some ciphers have simple keys, others, complex ones. The key for a cipher used by Augustus Caesar, some 2,000 years ago, was simple enough: The receiver just had to shift the alphabet one position.